fix: fetch

.github/scripts/check-changelog.sh

@@ -4,7 +4,7 @@ set -e
 
 CHANGELOG_FILE="changelog.md"
 
-git fetch
+git fetch origin $GITHUB_BASE_REF
 
 # Check if the changelog file was modified in the PR
 if git diff --name-only origin/$GITHUB_BASE_REF..$GITHUB_HEAD_REF | grep -q $CHANGELOG_FILE; then