$ git clone -n https://src.fedoraproject.org/rpms/perl-Error.git /var/lib/mock/f45-build-23352-597/root/chroot_tmpdir/scmroot/perl-Error
Cloning into '/var/lib/mock/f45-build-23352-597/root/chroot_tmpdir/scmroot/perl-Error'...
$ git fetch origin c924b8e4181adbe701f7ed3da6b07cfc1e069416:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Error
 * [new ref]         c924b8e4181adbe701f7ed3da6b07cfc1e069416 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c924b8e Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild