$ git clone -n https://src.fedoraproject.org/rpms/dino.git /var/lib/mock/f40-build-2065728-49266/root/chroot_tmpdir/scmroot/dino
Cloning into '/var/lib/mock/f40-build-2065728-49266/root/chroot_tmpdir/scmroot/dino'...
$ git fetch origin 5f65c9d9d601df3090534e3f63e111448830aef8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dino
 * [new ref]         5f65c9d9d601df3090534e3f63e111448830aef8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5f65c9d Set build_type_safety_c to 0 (#2173174)