[ -e "$dir" ] && echo "$dir already exists." && usage
mkdir -p "$dir" &&
D=$(cd "$dir" && pwd) &&
-trap 'err=$?; rm -r $D; exit $err' exit
+trap 'err=$?; cd ..; rm -r "$D"; exit $err' exit
case "$bare" in
yes) GIT_DIR="$D" ;;
*) GIT_DIR="$D/.git" ;;
case "$no_checkout" in
'')
- git checkout
+ git-read-tree -m -u -v HEAD HEAD
esac
fi