Fix minor

.github/workflows/perf_benchmark.yaml

@@ -49,9 +49,7 @@ on:
           Target OTX ref (tag / branch name / commit hash) on main repo to test. Defaults to the current branch.
           `pip install otx[full]@https://github.com/openvinotoolkit/training_extensions.git@{otx_ref}` will be executed before run,
           and reverted after run. Works only for v1.x assuming CLI compatibility.
-      artifact-prefix:
-        type: string
-        default: perf-benchmark
+        default: __CURRENT_BRANCH_COMMIT__
   workflow_call:
     inputs:
       model-category:
@@ -90,9 +88,6 @@ on:
           Target OTX ref (tag / branch name / commit hash) on main repo to test. Defaults to the current branch.
           `pip install otx[full]@https://github.com/openvinotoolkit/training_extensions.git@{otx_ref}` will be executed before run,
           and reverted after run. Works only for v1.x assuming CLI compatibility.
-      artifact-prefix:
-        type: string
-        default: perf-benchmark
 
 # Declare default permissions as read only.
 permissions: read-all
@@ -152,7 +147,7 @@ jobs:
       - name: Upload test results
         uses: actions/upload-artifact@5d5d22a31266ced268874388b861e4b58bb5c2f3 # v4.3.1
         with:
-          name: ${{ inputs.artifact-prefix }}-${{ matrix.task-short }}
+          name: pef-benchmark-${{ matrix.task-short }}
           path: .tox/perf-*.csv
         # Use always() to always run this step to publish test results when there are test failures
         if: ${{ always() }}

tests/perf/conftest.py

@@ -96,6 +96,7 @@ def pytest_addoption(parser):
     parser.addoption(
         "--otx-ref",
         type=str,
+        default="__CURRENT_BRANCH_COMMIT__",
         help="Target OTX ref (tag / branch name / commit hash) on main repo to test. Defaults to the current branch. "
         "`pip install otx[full]@https://github.com/openvinotoolkit/training_extensions.git@{otx_ref}` will be executed before run, "
         "and reverted after run. Works only for v1.x assuming CLI compatibility.",
@@ -111,6 +112,8 @@ def fxt_current_date() -> str:
 @pytest.fixture(scope="session")
 def fxt_otx_ref(request: pytest.FixtureRequest) -> str | None:
     otx_ref = request.config.getoption("--otx-ref")
+    if otx_ref == "__CURRENT_BRANCH_COMMIT__":
+        otx_ref = None
 
     if otx_ref:
         # Install specific version