$ git clone -n https://src.fedoraproject.org/rpms/pspp.git /var/lib/mock/f45-build-28998-634/root/chroot_tmpdir/scmroot/pspp
Cloning into '/var/lib/mock/f45-build-28998-634/root/chroot_tmpdir/scmroot/pspp'...
$ git fetch origin 08ba218c5a1f22dca84f77125781534820b3b99e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pspp
 * [new ref]         08ba218c5a1f22dca84f77125781534820b3b99e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 08ba218 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild