Fixed shielding of git stree add

git-stree

@@ -83,20 +83,21 @@ function add_subtree
  ensure_attached_head
  ensure_no_stage
 
- git remote add -t "$branch" "$remote_name" "$url" &&
+ { git remote add -t "$branch" "$remote_name" "$url" &&
  git fetch --quiet "$remote_name" &&
  git config --local "stree.$root_key.prefix" "$prefix" &&
  git config --local "stree.$root_key.branch" "$branch" &&
  git read-tree --prefix="$prefix" -u "$remote_name/$branch" &&
  git commit -m "[STree] Added stree '$root_key' in $prefix" &&
  git config --local "stree.$root_key.latest-sync" "$(git rev-parse --short HEAD)" &&
  echo '' &&
- yay "STree '$root_key' configured, 1st injection committed." ||
-
+ yay "STree '$root_key' configured, 1st injection committed.";
+ } || {
  echo '' &&
  git remote rm "$remote_name" &&
  git config --local --remove-section "stree.$root_key" &&
- error false "STree '$root_key' could not be configured."
+ error false "STree '$root_key' could not be configured.";
+ }
 }
 
 # Helper: determines whether a branch exists