[CI][sycl-rel] Add branch input for workflow_dispatch (#17744)

Author: KornevNikita

.github/workflows/sycl-rel-nightly.yml

@@ -2,6 +2,12 @@ name: SYCL Release Branch Nightly
 
 on:
   workflow_dispatch:
+    inputs:
+      testing_branch:
+        description: |
+          Branch to test, e.g. sycl-rel-6_0_0.
+          If nothing is specified, the last release branch is used.
+
   schedule:
     - cron: '0 3 * * *'
 
@@ -20,7 +26,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
       with:
-        ref: sycl-rel-6_1_0
+        ref: ${{ inputs.testing_branch || 'sycl-rel-6_1_0'  }}
     - run: git show --quiet | tee -a $GITHUB_STEP_SUMMARY
 
     - id: is_new_commit
@@ -40,7 +46,7 @@ jobs:
       build_artifact_suffix: default
       build_configure_extra_args: '--hip --cuda'
       build_image: ghcr.io/intel/llvm/ubuntu2204_build:latest
-      build_ref: sycl-rel-6_1_0
+      build_ref: ${{ inputs.testing_branch || 'sycl-rel-6_1_0'  }}
 
       # We upload the build for people to download/use, override its name and
       # prefer widespread gzip compression.
@@ -86,7 +92,7 @@ jobs:
       target_devices: ${{ matrix.target_devices }}
       tests_selector: ${{ matrix.tests_selector }}
       extra_lit_opts: ${{ matrix.extra_lit_opts }}
-      repo_ref: sycl-rel-6_1_0
+      repo_ref: ${{ inputs.testing_branch || 'sycl-rel-6_1_0'  }}
       devops_ref: sycl
       sycl_toolchain_artifact: sycl_linux_default
       sycl_toolchain_archive: ${{ needs.ubuntu2204_build.outputs.artifact_archive_name }}
@@ -97,7 +103,7 @@ jobs:
     if: ${{ github.repository == 'intel/llvm' && needs.check_for_new_commits.outputs.is_new_commit != 'false' }}
     uses: ./.github/workflows/sycl-windows-build.yml
     with:
-      ref: sycl-rel-6_1_0
+      ref: ${{ inputs.testing_branch || 'sycl-rel-6_1_0'  }}
 
       # We upload both Linux/Windows build via Github's "Releases"
       # functionality, make sure Linux/Windows names follow the same pattern.
@@ -116,7 +122,7 @@ jobs:
       runner: '["Windows","gen12"]'
       sycl_toolchain_archive: ${{ needs.build-win.outputs.artifact_archive_name }}
       extra_lit_opts: --param gpu-intel-gen12=True
-      repo_ref: sycl-rel-6_1_0
+      repo_ref: ${{ inputs.testing_branch || 'sycl-rel-6_1_0'  }}
       devops_ref: sycl
 
   cuda-aws-start:
@@ -126,7 +132,7 @@ jobs:
     secrets: inherit
     with:
       mode: start
-      ref: sycl-rel-6_1_0
+      ref: ${{ inputs.testing_branch || 'sycl-rel-6_1_0'  }}
 
   cuda-run-tests:
     needs: [ubuntu2204_build, cuda-aws-start]
@@ -138,7 +144,7 @@ jobs:
       image: ghcr.io/intel/llvm/ubuntu2204_build:latest
       image_options: -u 1001 --gpus all --cap-add SYS_ADMIN --env NVIDIA_DISABLE_REQUIRE=1
       target_devices: cuda:gpu
-      repo_ref: sycl-rel-6_1_0
+      repo_ref: ${{ inputs.testing_branch || 'sycl-rel-6_1_0'  }}
       devops_ref: sycl
 
       sycl_toolchain_artifact: sycl_linux_default
@@ -152,7 +158,7 @@ jobs:
     secrets: inherit
     with:
       mode: stop
-      ref: sycl-rel-6_1_0
+      ref: ${{ inputs.testing_branch || 'sycl-rel-6_1_0'  }}
 
   build-sycl-cts:
     needs: ubuntu2204_build
@@ -164,7 +170,7 @@ jobs:
       cts_testing_mode: 'build-only'
       image_options: -u 1001 --device=/dev/dri --privileged --cap-add SYS_ADMIN
       tests_selector: cts
-      repo_ref: sycl-rel-6_1_0
+      repo_ref: ${{ inputs.testing_branch || 'sycl-rel-6_1_0'  }}
       devops_ref: sycl
       tests_ref: ead7474b9cb2189ce48025550912ccad5a72bd30
       sycl_toolchain_artifact: sycl_linux_default