$ git clone -n https://src.fedoraproject.org/rpms/php-mikey179-vfsstream.git /var/lib/mock/f45-build-27990-627/root/chroot_tmpdir/scmroot/php-mikey179-vfsstream
Cloning into '/var/lib/mock/f45-build-27990-627/root/chroot_tmpdir/scmroot/php-mikey179-vfsstream'...
$ git fetch origin 969eb796d095d36a6b54eeb4c6e236d3969fbed0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-mikey179-vfsstream
 * [new ref]         969eb796d095d36a6b54eeb4c6e236d3969fbed0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 969eb79 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild