$ git clone -n https://src.fedoraproject.org/rpms/indi-3rdparty-libraries.git /var/lib/mock/f42-build-3355557-45025/root/chroot_tmpdir/scmroot/indi-3rdparty-libraries
Cloning into '/var/lib/mock/f42-build-3355557-45025/root/chroot_tmpdir/scmroot/indi-3rdparty-libraries'...
$ git fetch origin 13ba112e03d095c4e00e1174d241130ae91c7325:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/indi-3rdparty-libraries
 * [new ref]         13ba112e03d095c4e00e1174d241130ae91c7325 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 13ba112 Update to 2.1.2