$ git clone -n https://src.fedoraproject.org/rpms/php-sebastian-code-unit2.git /var/lib/mock/f45-build-28261-629/root/chroot_tmpdir/scmroot/php-sebastian-code-unit2
Cloning into '/var/lib/mock/f45-build-28261-629/root/chroot_tmpdir/scmroot/php-sebastian-code-unit2'...
$ git fetch origin 5a313516e42cbcbbb7cb725380389d670e19e02b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-sebastian-code-unit2
 * [new ref]         5a313516e42cbcbbb7cb725380389d670e19e02b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5a31351 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild