$ git clone -n https://src.fedoraproject.org/rpms/mopac7.git /var/lib/mock/f40-build-752722-116841/root/chroot_tmpdir/scmroot/mopac7
Cloning into '/var/lib/mock/f40-build-752722-116841/root/chroot_tmpdir/scmroot/mopac7'...
$ git fetch origin a2eb1f2ab377e3a4b59f20327fba55e68882fb8f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mopac7
 * [new ref]         a2eb1f2ab377e3a4b59f20327fba55e68882fb8f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a2eb1f2 Set build_type_safety_c to 0 (#2159702)