$ git clone -n https://src.fedoraproject.org/rpms/opengrm-ngram.git /var/lib/mock/f41-build-side-1-2650063-27558/root/chroot_tmpdir/scmroot/opengrm-ngram
Cloning into '/var/lib/mock/f41-build-side-1-2650063-27558/root/chroot_tmpdir/scmroot/opengrm-ngram'...
$ git fetch origin 44ab4d64ab9cdc6be55ca06167dc1cd00fb6c818:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/opengrm-ngram
 * [new ref]         44ab4d64ab9cdc6be55ca06167dc1cd00fb6c818 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 44ab4d6 convert ASL 2.0 license to SPDX