$ git clone -n https://src.fedoraproject.org/rpms/pari.git /var/lib/mock/f39-build-1580532-38069/root/chroot_tmpdir/scmroot/pari
Cloning into '/var/lib/mock/f39-build-1580532-38069/root/chroot_tmpdir/scmroot/pari'...
$ git fetch origin 1812550acf60b4bd4bb04a82d1d59bcce0ca4996:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pari
 * [new ref]         1812550acf60b4bd4bb04a82d1d59bcce0ca4996 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1812550 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild