$ git clone -n https://src.fedoraproject.org/rpms/highway.git /var/lib/mock/f38-build-side-42-init-devel-1098175-30073/root/chroot_tmpdir/scmroot/highway
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1098175-30073/root/chroot_tmpdir/scmroot/highway'...
$ git fetch origin ea5163ff6f6e37e9b92151cc7343b247467fc8d4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/highway
 * [new ref]         ea5163ff6f6e37e9b92151cc7343b247467fc8d4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ea5163f Update to 1.0.4