Attempt to fix bug in benchmark

Works only with actions/checkout@v1.

.github/workflows/bench_pr.yml

@@ -14,7 +14,7 @@ jobs:
       id: go
 
     - name: Check out code 
-      uses: actions/checkout@v1
+      uses: actions/checkout@v2
 
     - name: Get dependencies
       run: | 
@@ -26,7 +26,12 @@ jobs:
        echo "New Commit:"
        git log -1 --format="%H"
        go test -bench=. -benchmem -benchtime=10x -count=7 > $HOME/new.txt
+       echo "Running: git reset --hard HEAD"
        git reset --hard HEAD
+       echo "DEBUG:"
+       git remote -v
+       git branch
+       echo "git checkout \$GITHUB_BASE_REF ($GITHUB_BASE_REF)"
        git checkout $GITHUB_BASE_REF
        echo "Base Commit:"
        git log -1 --format="%H"