$ git clone -n https://src.fedoraproject.org/rpms/attract-mode.git /var/lib/mock/f40-build-753268-117188/root/chroot_tmpdir/scmroot/attract-mode
Cloning into '/var/lib/mock/f40-build-753268-117188/root/chroot_tmpdir/scmroot/attract-mode'...
$ git fetch origin 6250c31982f6ced81e186ac91dba81e658526d3f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/attract-mode
 * [new ref]         6250c31982f6ced81e186ac91dba81e658526d3f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6250c31 Rebuild for SFML-2.6.1