diff --git a/.github/workflows/upstream pretest.yaml b/.github/workflows/upstream pretest.yaml
index 05d6603d..83ea2ac4 100644
--- a/.github/workflows/upstream pretest.yaml	
+++ b/.github/workflows/upstream pretest.yaml	
@@ -226,6 +226,7 @@ jobs:
                                             Write-Host "----- HEAD is at $head_sha"
                                         }
                                         
+                                        Write-Host git rev-list --count "$head_sha..$sha"
                                         $old_head_fwd_c = git rev-list --count "$head_sha..$sha"
                                         if (-not $?) { throw "git rev-list failed" }