LONG_USAGE='Summarizes the changes since <commit> to the standard output,
and includes <url> in the message generated.'
SUBDIRECTORY_OK='Yes'
+OPTIONS_SPEC=
. git-sh-setup
. git-parse-remote
die "fatal: No commits in common between $base and $head"
url=$(get_remote_url "$url")
-branch=$(git peek-remote "$url" \
+branch=$(git ls-remote "$url" \
| sed -n -e "/^$headrev refs.heads./{
s/^.* refs.heads.//
p