$ git clone -n https://src.fedoraproject.org/rpms/php-Smarty.git /var/lib/mock/f45-build-27799-626/root/chroot_tmpdir/scmroot/php-Smarty
Cloning into '/var/lib/mock/f45-build-27799-626/root/chroot_tmpdir/scmroot/php-Smarty'...
$ git fetch origin 54b9faee35b27c98076f2804b42f1dd344a98a43:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-Smarty
 * [new ref]         54b9faee35b27c98076f2804b42f1dd344a98a43 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 54b9fae Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild