$ git clone -n https://src.fedoraproject.org/rpms/pspp.git /var/lib/mock/f40-build-2266717-54661/root/chroot_tmpdir/scmroot/pspp
Cloning into '/var/lib/mock/f40-build-2266717-54661/root/chroot_tmpdir/scmroot/pspp'...
$ git fetch origin c3fae43e6dec1f7af7d1d77c1b09fd47a1e52393:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pspp
 * [new ref]         c3fae43e6dec1f7af7d1d77c1b09fd47a1e52393 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c3fae43 PSPP ver. 2.0.0