diff --git a/kdesrc-build b/kdesrc-build
index 9bcf27e..26ba6ac 100755
--- a/kdesrc-build
+++ b/kdesrc-build
@@ -4822,7 +4822,7 @@ sub git_commit_id
         undef, # No filter
         qw/git --git-dir/, $gitdir, 'rev-parse', $commit,
     );
-    chomp $id;
+    chomp $id if $id;
 
     return $id;
 }