diff --git a/.buildkite/scripts/serverless/create_deploy_tag/create_fix_tag.sh b/.buildkite/scripts/serverless/create_deploy_tag/create_fix_tag.sh
index ed1fab966ac49..ac302f43c9599 100755
--- a/.buildkite/scripts/serverless/create_deploy_tag/create_fix_tag.sh
+++ b/.buildkite/scripts/serverless/create_deploy_tag/create_fix_tag.sh
@@ -2,14 +2,14 @@
 
 set -euo pipefail
 
-echo "--- Verify $BUILDKITE_COMMIT exists in $BUILDKITE_BRANCH"
+echo "--- Verify $BUILDKITE_COMMIT exists in origin/$BUILDKITE_BRANCH"
 # Step 1: Check if the commit is in the specific named branch
-if git merge-base --is-ancestor $BUILDKITE_COMMIT $BUILDKITE_BRANCH; then
+if git merge-base --is-ancestor $BUILDKITE_COMMIT origin/$BUILDKITE_BRANCH; then
     echo "Commit $BUILDKITE_COMMIT is part of the $BUILDKITE_BRANCH branch"
 
     # Step 2: Check if the commit is also part of any other branches
     # This command lists all branches containing the commit and counts them
-    branches_containing_commit=$(git branch --contains $BUILDKITE_COMMIT | wc -l)
+    branches_containing_commit=$(git branch -r --contains $BUILDKITE_COMMIT | wc -l)
 
     # If the commit is in more than one branch, exit with non-zero
     if [[ $branches_containing_commit -gt 1 ]]; then