$ git clone -n https://src.fedoraproject.org/rpms/naev-data.git /var/lib/mock/f40-build-2012385-45785/root/chroot_tmpdir/scmroot/naev-data
Cloning into '/var/lib/mock/f40-build-2012385-45785/root/chroot_tmpdir/scmroot/naev-data'...
$ git fetch origin 1f475cca1ea1040bf74cbc7648514e5cf68a8a43:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/naev-data
 * [new ref]         1f475cca1ea1040bf74cbc7648514e5cf68a8a43 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1f475cc Update License tag to SPDX