$ git clone -n https://src.fedoraproject.org/rpms/php-doctrine-instantiator2.git /var/lib/mock/f45-build-27885-626/root/chroot_tmpdir/scmroot/php-doctrine-instantiator2
Cloning into '/var/lib/mock/f45-build-27885-626/root/chroot_tmpdir/scmroot/php-doctrine-instantiator2'...
$ git fetch origin 1cd1e490dcce4c212bf16de963b94e47e5f9dc96:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-doctrine-instantiator2
 * [new ref]         1cd1e490dcce4c212bf16de963b94e47e5f9dc96 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1cd1e49 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild