$ git clone -n https://src.fedoraproject.org/rpms/gr-hpsdr.git /var/lib/mock/f40-build-780456-130977/root/chroot_tmpdir/scmroot/gr-hpsdr
Cloning into '/var/lib/mock/f40-build-780456-130977/root/chroot_tmpdir/scmroot/gr-hpsdr'...
$ git fetch origin b6f13b87854da4fece46af76f7c4613bbbd881f5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gr-hpsdr
 * [new ref]         b6f13b87854da4fece46af76f7c4613bbbd881f5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b6f13b8 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild