test fixes

Author: nshy

.github/workflows/tree.yml

@@ -43,6 +43,7 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
+          ref: ${{github.sha}}
 
       - name: Fix "dubious ownership" issue
         run: git config --global --add safe.directory /__w/tarantool/tarantool