$ git clone -n https://src.fedoraproject.org/rpms/drm_info.git /var/lib/mock/f40-build-1979404-25240/root/chroot_tmpdir/scmroot/drm_info
Cloning into '/var/lib/mock/f40-build-1979404-25240/root/chroot_tmpdir/scmroot/drm_info'...
$ git fetch origin ef4ad4af3eb0b8e0c7a81a799bb1eb0661546546:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/drm_info
 * [new ref]         ef4ad4af3eb0b8e0c7a81a799bb1eb0661546546 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ef4ad4a Update to 2.7.0 (#2301792)