$ git clone -n https://src.fedoraproject.org/rpms/php-mock-phpunit2.git /var/lib/mock/f40-build-2173645-51063/root/chroot_tmpdir/scmroot/php-mock-phpunit2
Cloning into '/var/lib/mock/f40-build-2173645-51063/root/chroot_tmpdir/scmroot/php-mock-phpunit2'...
$ git fetch origin b899ff59cd1e962ad16e86543d149cf11e7d8674:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-mock-phpunit2
 * [new ref]         b899ff59cd1e962ad16e86543d149cf11e7d8674 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b899ff5 v2.9.0