Update try_git logic for worktrees

dotprofile.org

@@ -242,7 +242,7 @@ try_git()
 
   if [ ! -d "${repo}" ]; then
     if git ls-remote "${rrepo}" > /dev/null 2>&1; then
-      mkdir -p "${repo}"
+      install -dm755 "${repo}"
       echo "git clone ${rrepo} ${repo}"
       git clone --recursive "${rrepo}" "${repo}"
     else
@@ -252,13 +252,16 @@ try_git()
 
   if [ "${branch}" != "master" ]; then
     wtdir="${repo}@${branch}"
-    if [ -d "${wtdir}" ]; then
-      cd "${wtdir}"
-    else
+    if [ ! -d "${wtdir}" ]; then
       if git branch -r --list 'origin/*' | grep -E "^\s+origin/${branch}$" > /dev/null 2>&1; then
-        git worktree add ${repo}@${branch} ${branch} && cd "${wtdir}"
+        git worktree add ${repo}@${branch} ${branch}
+      else
+        echo "${wtdir} branch ${branch} not present in ${rrepo}"
+        return
       fi
     fi
+    echo "${wtdir}" | sed -e "s|$HOME|~|"
+    cd "${wtdir}"
   else
     if [ -d "${repo}" ]; then
       echo "${repo}" | sed -e "s|$HOME|~|"