$ git clone -n https://src.fedoraproject.org/rpms/librdkafka.git /var/lib/mock/f33-build-334011-58354/root/chroot_tmpdir/scmroot/librdkafka
Cloning into '/var/lib/mock/f33-build-334011-58354/root/chroot_tmpdir/scmroot/librdkafka'...
$ git reset --hard 3d164a48048af6f5fb6790a2fe7075b0230c0757
HEAD is now at 3d164a4 Re-enable LTO