meh

Author: feisuzhu

.github/workflows/perf.yml

@@ -18,6 +18,9 @@ jobs:
     if: github.repository_owner == 'taichi-dev'
     runs-on: [self-hosted, x64, cuda, linux, benchmark]
     steps:
+      - name: Workaround checkout Needed single revision issue
+        run: git submodule foreach 'git rev-parse HEAD > /dev/null 2>&1 || rm -rf $PWD' || true
+
       - uses: actions/checkout@v2
         with:
           submodules: "recursive"