$ git clone -n https://src.fedoraproject.org/rpms/kiwi.git /var/lib/mock/f31-build-57182-28306/root/chroot_tmpdir/scmroot/kiwi
Cloning into '/var/lib/mock/f31-build-57182-28306/root/chroot_tmpdir/scmroot/kiwi'...
$ git reset --hard 815d3ef2eb700fa75465a719f4eba1ffd90f9f40
HEAD is now at 815d3ef Upgrade to 9.18.6