$ git clone -n https://src.fedoraproject.org/rpms/php-sebastian-code-unit.git /var/lib/mock/f45-build-28264-629/root/chroot_tmpdir/scmroot/php-sebastian-code-unit
Cloning into '/var/lib/mock/f45-build-28264-629/root/chroot_tmpdir/scmroot/php-sebastian-code-unit'...
$ git fetch origin c349e075b6e1d23a6f7777ee5be423fe7afaf2ca:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-sebastian-code-unit
 * [new ref]         c349e075b6e1d23a6f7777ee5be423fe7afaf2ca -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c349e07 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild