$ git clone -n https://src.fedoraproject.org/rpms/perl-Mojo-DOM58.git /var/lib/mock/f45-build-24927-607/root/chroot_tmpdir/scmroot/perl-Mojo-DOM58
Cloning into '/var/lib/mock/f45-build-24927-607/root/chroot_tmpdir/scmroot/perl-Mojo-DOM58'...
$ git fetch origin 4abaff4b5e66dc5a5eb187f37b0941860486f952:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Mojo-DOM58
 * [new ref]         4abaff4b5e66dc5a5eb187f37b0941860486f952 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4abaff4 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild