$ git clone -n https://src.fedoraproject.org/rpms/stockfish.git /var/lib/mock/f45-build-36531-706/root/chroot_tmpdir/scmroot/stockfish
Cloning into '/var/lib/mock/f45-build-36531-706/root/chroot_tmpdir/scmroot/stockfish'...
$ git fetch origin 0464532dc0737dd56e7d425ec57886553f5dee52:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/stockfish
 * [new ref]         0464532dc0737dd56e7d425ec57886553f5dee52 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0464532 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild