$ git clone -n https://src.fedoraproject.org/rpms/python-pifpaf.git /var/lib/mock/f39-build-1555451-37106/root/chroot_tmpdir/scmroot/python-pifpaf
Cloning into '/var/lib/mock/f39-build-1555451-37106/root/chroot_tmpdir/scmroot/python-pifpaf'...
$ git fetch origin 15e3d2f99437e5023470642caabc252d229021e1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pifpaf
 * [new ref]         15e3d2f99437e5023470642caabc252d229021e1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 15e3d2f Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild