fix: add SKIP_TAGS_ON_UPDATE flag (#85)

service.yaml

@@ -1 +1 @@
-version: 10.1.28
+version: 10.1.29

start.sh

@@ -198,10 +198,15 @@ if [ -d "$CLONE_DIR" ]; then
       git clean -df
       git gc --force
       git_retry git remote prune origin
-      git_retry git fetch origin --tags --prune "+refs/tags/*:refs/tags/*"
 
-      echo "Fetching the updates from origin"
-      git_retry git fetch --tags
+      if [ -n "$SKIP_TAGS_ON_UPDATE" ]; then
+          echo "Fetching updates from origin${DEPTH:+ with depth $DEPTH}, skipping tags"
+          git_retry git fetch origin ${REVISION:+$REVISION} --no-tags ${DEPTH:+ --depth=$DEPTH}
+      else
+          echo "Fetching updates from origin"
+          git_retry git fetch origin --tags --prune "+refs/tags/*:refs/tags/*" ${DEPTH:+ --depth=$DEPTH}
+      fi
+
       git remote set-head origin --auto
 
       if [ -n "$REVISION" ]; then
@@ -213,7 +218,7 @@ if [ -d "$CLONE_DIR" ]; then
 
           # If the revision is identical to the current branch we can just reset it to the latest changes. This isn't needed when running detached
           if [ "$REVISION" == "$CURRENT_BRANCH" ]; then
-             echo 'Resetting current branch $REVISION to latest changes...'
+             echo "Resetting current branch $REVISION to latest changes..."
              git reset --hard origin/$REVISION
           fi
       fi