diff --git a/pkg/jobs/mirror.go b/pkg/jobs/mirror.go
index 6c7f2e756eb442df58d6bc6797f66d23e5f44197..16ea923418ea49d4a24bf7892257d8a93688e3a6 100644
--- a/pkg/jobs/mirror.go
+++ b/pkg/jobs/mirror.go
@@ -65,9 +65,8 @@ func (m mirrorPull) Func(ctx context.Context) func() {
 					repo := repo
 
 					cmds := []string{
-						"fetch --prune",               // fetch prune before updating remote
-						"gc --aggressive --prune=now", // aggressive garbage collection
-						"remote update --prune",       // update remote and prune remote refs
+						"fetch --prune",         // fetch prune before updating remote
+						"remote update --prune", // update remote and prune remote refs
 					}
 
 					for _, c := range cmds {