$ git clone -n https://src.fedoraproject.org/rpms/zipios++.git /var/lib/mock/f45-build-39355-734/root/chroot_tmpdir/scmroot/zipios++
Cloning into '/var/lib/mock/f45-build-39355-734/root/chroot_tmpdir/scmroot/zipios++'...
$ git fetch origin aed770a5e9952a49a922cf45c43604850a9b969a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/zipios++
 * [new ref]         aed770a5e9952a49a922cf45c43604850a9b969a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at aed770a Fix license reference.