#2648 - added full branch name reference for push

.azure/azure-benchmark-pipeline.yaml

@@ -65,7 +65,7 @@ steps:
 - script: |
     git add benchmark/results/v$(MAJOR_VERSION)/v$(VERSION)/*
     git commit -m "Automated benchmark output commit for version $(VERSION)"
-    git push origin HEAD:$(Build.SourceBranchName)
+    git push origin HEAD:refs/heads/$(Build.SourceBranchName)
   displayName: 'Commit and Push Benchmark Results'
   workingDirectory: $(System.DefaultWorkingDirectory)
   env: