$ git clone -n https://src.fedoraproject.org/rpms/scidavis.git /var/lib/mock/f40-build-1936811-25145/root/chroot_tmpdir/scmroot/scidavis
Cloning into '/var/lib/mock/f40-build-1936811-25145/root/chroot_tmpdir/scmroot/scidavis'...
$ git fetch origin 47d08aca66f4405bfed6a0eba769397e89a91fd2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/scidavis
 * [new ref]         47d08aca66f4405bfed6a0eba769397e89a91fd2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 47d08ac Rebuilt for liborigin-3.0.3