$ git clone -n https://src.fedoraproject.org/rpms/chess_db.git /var/lib/mock/f39-build-1456562-32922/root/chroot_tmpdir/scmroot/chess_db
Cloning into '/var/lib/mock/f39-build-1456562-32922/root/chroot_tmpdir/scmroot/chess_db'...
$ git fetch origin 1e461972955547934a3c4e8db9a3431095893f64:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/chess_db
 * [new ref]         1e461972955547934a3c4e8db9a3431095893f64 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1e46197 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild