$ git clone -n https://src.fedoraproject.org/rpms/perl-Template-GD.git /var/lib/mock/f45-build-26503-617/root/chroot_tmpdir/scmroot/perl-Template-GD
Cloning into '/var/lib/mock/f45-build-26503-617/root/chroot_tmpdir/scmroot/perl-Template-GD'...
$ git fetch origin 81fd020d2abb9f4d4aa986a0424b96b7335b7744:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Template-GD
 * [new ref]         81fd020d2abb9f4d4aa986a0424b96b7335b7744 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 81fd020 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild