$ git clone -n https://src.fedoraproject.org/rpms/mmseq.git /var/lib/mock/f45-build-18985-539/root/chroot_tmpdir/scmroot/mmseq
Cloning into '/var/lib/mock/f45-build-18985-539/root/chroot_tmpdir/scmroot/mmseq'...
$ git fetch origin 6de81b91721f9fc15ad5cfeaef6bcc37407ae18a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mmseq
 * [new ref]         6de81b91721f9fc15ad5cfeaef6bcc37407ae18a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6de81b9 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild