$ git clone -n https://src.fedoraproject.org/rpms/php-doctrine-reflection.git /var/lib/mock/f40-build-2202481-51873/root/chroot_tmpdir/scmroot/php-doctrine-reflection
Cloning into '/var/lib/mock/f40-build-2202481-51873/root/chroot_tmpdir/scmroot/php-doctrine-reflection'...
$ git fetch origin c33a342941d065e6b6f5c133b43edb644e858971:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-doctrine-reflection
 * [new ref]         c33a342941d065e6b6f5c133b43edb644e858971 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c33a342 update to 1.2.4 (no change)