$ git clone -n https://src.fedoraproject.org/rpms/php-pecl-event.git /var/lib/mock/f40-build-2213034-52310/root/chroot_tmpdir/scmroot/php-pecl-event
Cloning into '/var/lib/mock/f40-build-2213034-52310/root/chroot_tmpdir/scmroot/php-pecl-event'...
$ git fetch origin 10f9ff93c74458aa42544a9132bf496330263ea2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-pecl-event
 * [new ref]         10f9ff93c74458aa42544a9132bf496330263ea2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 10f9ff9 reset release