$ git clone -n https://src.fedoraproject.org/rpms/rust-kurbu5-kadm5-derive.git /var/lib/mock/f45-build-42795-796/root/chroot_tmpdir/scmroot/rust-kurbu5-kadm5-derive
Cloning into '/var/lib/mock/f45-build-42795-796/root/chroot_tmpdir/scmroot/rust-kurbu5-kadm5-derive'...
$ git fetch origin d273c2fadb0cccc120011ced880f060682bf929f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-kurbu5-kadm5-derive
 * [new ref]         d273c2fadb0cccc120011ced880f060682bf929f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d273c2f Update to version 0.1.4