diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index c209d0c0ad..bd3709d8ab 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -43,7 +43,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-build.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-build.yaml@test-gb300
     with:
       build_type: ${{ inputs.build_type || 'branch' }}
       branch: ${{ inputs.branch }}
@@ -55,7 +55,7 @@ jobs:
   rocky8-clib-standalone-build-matrix:
     permissions:
       contents: read
-    uses: rapidsai/shared-workflows/.github/workflows/compute-matrix.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/compute-matrix.yaml@test-gb300
     with:
       build_type: pull-request
       matrix_name: conda-cpp-build
@@ -68,7 +68,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@test-gb300
     strategy:
       fail-fast: false
       matrix: ${{ fromJSON(needs.rocky8-clib-standalone-build-matrix.outputs.matrix) }}
@@ -88,7 +88,7 @@ jobs:
     needs: cpp-build
     permissions:
       contents: read
-    uses: rapidsai/shared-workflows/.github/workflows/compute-matrix.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/compute-matrix.yaml@test-gb300
     with:
       build_type: pull-request
       matrix_name: conda-cpp-build
@@ -102,7 +102,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@test-gb300
     # Artifacts are not published from these jobs, so it's safe to run for multiple CUDA versions.
     # If these jobs start producing artifacts, the names will have to differentiate between CUDA versions.
     strategy:
@@ -121,7 +121,7 @@ jobs:
     needs: cpp-build
     permissions:
       contents: read
-    uses: rapidsai/shared-workflows/.github/workflows/compute-matrix.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/compute-matrix.yaml@test-gb300
     with:
       build_type: pull-request
       matrix_name: conda-cpp-build
@@ -135,7 +135,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@test-gb300
     # Artifacts are not published from these jobs, so it's safe to run for multiple CUDA versions.
     # If these jobs start producing artifacts, the names will have to differentiate between CUDA versions.
     strategy:
@@ -154,7 +154,7 @@ jobs:
     needs: cpp-build
     permissions:
       contents: read
-    uses: rapidsai/shared-workflows/.github/workflows/compute-matrix.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/compute-matrix.yaml@test-gb300
     with:
       build_type: pull-request
       matrix_name: conda-cpp-build
@@ -168,7 +168,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@test-gb300
     # Artifacts are not published from these jobs, so it's safe to run for multiple CUDA versions.
     # If these jobs start producing artifacts, the names will have to differentiate between CUDA versions.
     strategy:
@@ -193,7 +193,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/conda-python-build.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/conda-python-build.yaml@test-gb300
     with:
       build_type: ${{ inputs.build_type || 'branch' }}
       branch: ${{ inputs.branch }}
@@ -210,7 +210,7 @@ jobs:
       id-token: write
       packages: read
       pull-requests: read
-    uses: rapidsai/shared-workflows/.github/workflows/conda-upload-packages.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/conda-upload-packages.yaml@test-gb300
     secrets:
       CONDA_RAPIDSAI_NIGHTLY_TOKEN: ${{ secrets.CONDA_RAPIDSAI_NIGHTLY_TOKEN }}
       CONDA_RAPIDSAI_TOKEN: ${{ secrets.CONDA_RAPIDSAI_TOKEN }}
@@ -236,7 +236,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@test-gb300
     with:
       arch: "amd64"
       branch: ${{ inputs.branch }}
@@ -254,7 +254,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@test-gb300
     with:
       build_type: ${{ inputs.build_type || 'branch' }}
       branch: ${{ inputs.branch }}
@@ -274,7 +274,7 @@ jobs:
       id-token: write
       packages: read
       pull-requests: read
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-publish.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-publish.yaml@test-gb300
     secrets:
       CONDA_RAPIDSAI_WHEELS_NIGHTLY_TOKEN: ${{ secrets.CONDA_RAPIDSAI_WHEELS_NIGHTLY_TOKEN }}
       RAPIDSAI_PYPI_TOKEN: ${{ secrets.RAPIDSAI_PYPI_TOKEN }}
@@ -295,7 +295,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@test-gb300
     with:
       build_type: ${{ inputs.build_type || 'branch' }}
       branch: ${{ inputs.branch }}
@@ -315,7 +315,7 @@ jobs:
       id-token: write
       packages: read
       pull-requests: read
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-publish.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-publish.yaml@test-gb300
     secrets:
       CONDA_RAPIDSAI_WHEELS_NIGHTLY_TOKEN: ${{ secrets.CONDA_RAPIDSAI_WHEELS_NIGHTLY_TOKEN }}
       RAPIDSAI_PYPI_TOKEN: ${{ secrets.RAPIDSAI_PYPI_TOKEN }}
@@ -330,7 +330,7 @@ jobs:
   devcontainers:
     name: Build devcontainers
     secrets: inherit  # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/build-devcontainers.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/build-devcontainers.yaml@test-gb300
     permissions:
       packages: write
     with:
diff --git a/.github/workflows/pr.yaml b/.github/workflows/pr.yaml
index 12d2d7f8eb..84cd897056 100644
--- a/.github/workflows/pr.yaml
+++ b/.github/workflows/pr.yaml
@@ -35,7 +35,7 @@ jobs:
       - wheel-tests-cuvs
       - devcontainer
       - telemetry-setup
-    uses: rapidsai/shared-workflows/.github/workflows/pr-builder.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/pr-builder.yaml@test-gb300
     permissions:
       contents: read
     if: always()
@@ -78,7 +78,7 @@ jobs:
       contents: read
       packages: read
       pull-requests: read
-    uses: rapidsai/shared-workflows/.github/workflows/changed-files.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/changed-files.yaml@test-gb300
     with:
       files_yaml: |
         build_docs:
@@ -376,7 +376,7 @@ jobs:
           - '!thirdparty/LICENSES/**'
   checks:
     needs: telemetry-setup
-    uses: rapidsai/shared-workflows/.github/workflows/checks.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/checks.yaml@test-gb300
     permissions:
       contents: read
     with:
@@ -399,7 +399,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-build.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-build.yaml@test-gb300
     with:
       build_type: pull-request
       node_type: cpu16
@@ -413,7 +413,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-tests.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-tests.yaml@test-gb300
     if: fromJSON(needs.changed-files.outputs.changed_file_groups).test_cpp
     with:
       build_type: pull-request
@@ -426,7 +426,7 @@ jobs:
       id-token: write
       packages: read
       pull-requests: read
-    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-post-build-checks.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-post-build-checks.yaml@test-gb300
     with:
       build_type: pull-request
       symbol_exclusions: (void (thrust::|cub::))
@@ -440,7 +440,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/conda-python-build.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/conda-python-build.yaml@test-gb300
     with:
       build_type: pull-request
       script: ci/build_python.sh
@@ -455,7 +455,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/conda-python-tests.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/conda-python-tests.yaml@test-gb300
     if: fromJSON(needs.changed-files.outputs.changed_file_groups).test_python_conda
     with:
       build_type: pull-request
@@ -464,7 +464,7 @@ jobs:
     needs: checks
     permissions:
       contents: read
-    uses: rapidsai/shared-workflows/.github/workflows/compute-matrix.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/compute-matrix.yaml@test-gb300
     with:
       build_type: pull-request
       matrix_name: conda-cpp-build
@@ -477,7 +477,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@test-gb300
     strategy:
       fail-fast: false
       matrix: ${{ fromJSON(needs.rocky8-clib-standalone-build-matrix.outputs.matrix) }}
@@ -496,7 +496,7 @@ jobs:
     needs: [rocky8-clib-standalone-build, changed-files]
     permissions:
       contents: read
-    uses: rapidsai/shared-workflows/.github/workflows/compute-matrix.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/compute-matrix.yaml@test-gb300
     if: fromJSON(needs.changed-files.outputs.changed_file_groups).test_cpp
     with:
       build_type: pull-request
@@ -510,7 +510,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@test-gb300
     strategy:
       fail-fast: false
       matrix: ${{ fromJSON(needs.rocky8-clib-tests-matrix.outputs.matrix) }}
@@ -526,7 +526,7 @@ jobs:
     needs: [conda-cpp-build, changed-files]
     permissions:
       contents: read
-    uses: rapidsai/shared-workflows/.github/workflows/compute-matrix.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/compute-matrix.yaml@test-gb300
     if: fromJSON(needs.changed-files.outputs.changed_file_groups).test_java || fromJSON(needs.changed-files.outputs.changed_file_groups).test_cpp
     with:
       build_type: pull-request
@@ -541,7 +541,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@test-gb300
     # Artifacts are not published from these jobs, so it's safe to run for multiple CUDA versions.
     # If these jobs start producing artifacts, the names will have to differentiate between CUDA versions.
     strategy:
@@ -559,7 +559,7 @@ jobs:
     needs: [conda-cpp-build, changed-files]
     permissions:
       contents: read
-    uses: rapidsai/shared-workflows/.github/workflows/compute-matrix.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/compute-matrix.yaml@test-gb300
     if: fromJSON(needs.changed-files.outputs.changed_file_groups).test_rust || fromJSON(needs.changed-files.outputs.changed_file_groups).test_cpp
     with:
       build_type: pull-request
@@ -574,7 +574,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@test-gb300
     # Artifacts are not published from these jobs, so it's safe to run for multiple CUDA versions.
     # If these jobs start producing artifacts, the names will have to differentiate between CUDA versions.
     strategy:
@@ -590,7 +590,7 @@ jobs:
     needs: [conda-cpp-build, changed-files]
     permissions:
       contents: read
-    uses: rapidsai/shared-workflows/.github/workflows/compute-matrix.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/compute-matrix.yaml@test-gb300
     if: fromJSON(needs.changed-files.outputs.changed_file_groups).test_go || fromJSON(needs.changed-files.outputs.changed_file_groups).test_cpp
     with:
       build_type: pull-request
@@ -605,7 +605,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@test-gb300
     # Artifacts are not published from these jobs, so it's safe to run for multiple CUDA versions.
     # If these jobs start producing artifacts, the names will have to differentiate between CUDA versions.
     strategy:
@@ -625,7 +625,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@test-gb300
     with:
       build_type: pull-request
       node_type: "gpu-l4-latest-1"
@@ -641,7 +641,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@test-gb300
     with:
       build_type: pull-request
       node_type: cpu16
@@ -659,7 +659,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-build.yaml@test-gb300
     with:
       build_type: pull-request
       node_type: cpu8
@@ -677,7 +677,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@test-gb300
     if: fromJSON(needs.changed-files.outputs.changed_file_groups).test_python_wheels
     with:
       build_type: pull-request
@@ -691,7 +691,7 @@ jobs:
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
     needs: telemetry-setup
-    uses: rapidsai/shared-workflows/.github/workflows/build-in-devcontainer.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/build-in-devcontainer.yaml@test-gb300
     with:
       arch: '["amd64", "arm64"]'
       cuda: '["13.3"]'
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 26739e2deb..9f90181288 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -32,7 +32,7 @@ jobs:
       id-token: write
       packages: read
       pull-requests: read
-    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-post-build-checks.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-post-build-checks.yaml@test-gb300
     with:
       build_type: ${{ inputs.build_type }}
       branch: ${{ inputs.branch }}
@@ -48,7 +48,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-tests.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/conda-cpp-tests.yaml@test-gb300
     with:
       build_type: ${{ inputs.build_type }}
       branch: ${{ inputs.branch }}
@@ -63,7 +63,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/conda-python-tests.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/conda-python-tests.yaml@test-gb300
     with:
       build_type: ${{ inputs.build_type }}
       branch: ${{ inputs.branch }}
@@ -87,7 +87,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/custom-job.yaml@test-gb300
     # Artifacts are not published from these jobs, so it's safe to run for multiple CUDA versions.
     # If these jobs start producing artifacts, the names will have to differentiate between CUDA versions.
     strategy:
@@ -112,7 +112,7 @@ jobs:
       packages: read
       pull-requests: read
     secrets: inherit # zizmor: ignore[secrets-inherit]
-    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/wheels-test.yaml@test-gb300
     with:
       build_type: ${{ inputs.build_type }}
       branch: ${{ inputs.branch }}
diff --git a/.github/workflows/trigger-breaking-change-alert.yaml b/.github/workflows/trigger-breaking-change-alert.yaml
index 5a92e2c761..59f42fd5f9 100644
--- a/.github/workflows/trigger-breaking-change-alert.yaml
+++ b/.github/workflows/trigger-breaking-change-alert.yaml
@@ -18,7 +18,7 @@ jobs:
     if: contains(github.event.pull_request.labels.*.name, 'breaking')
     permissions:
       contents: read
-    uses: rapidsai/shared-workflows/.github/workflows/breaking-change-alert.yaml@main
+    uses: rapidsai/shared-workflows/.github/workflows/breaking-change-alert.yaml@test-gb300
     secrets:
       slack-webhook-url: ${{ secrets.NV_SLACK_BREAKING_CHANGE_NOTIFIER_APP }}
     with: