- # NEEDSWORK: we would want a command to detach the HEAD
- # atomically, instead of this handcrafted command sequence.
- # Perhaps:
- # git update-ref --detach HEAD $new
- # or something like that...
- #
- git-rev-parse HEAD >"$GIT_DIR/HEAD.new" &&
- mv "$GIT_DIR/HEAD.new" "$GIT_DIR/HEAD" &&
- git-update-ref -m "checkout: moving to $arg" HEAD "$detached" ||