$ git clone -n https://src.fedoraproject.org/rpms/khangman.git /var/lib/mock/f40-build-2104347-50571/root/chroot_tmpdir/scmroot/khangman
Cloning into '/var/lib/mock/f40-build-2104347-50571/root/chroot_tmpdir/scmroot/khangman'...
$ git fetch origin 658c01e6fd58e1634d32367eeace5f7138a24f90:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/khangman
 * [new ref]         658c01e6fd58e1634d32367eeace5f7138a24f90 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 658c01e 24.01.80