$ git clone -n https://src.fedoraproject.org/rpms/lucene++.git /var/lib/mock/f33-build-296251-55669/root/chroot_tmpdir/scmroot/lucene++
Cloning into '/var/lib/mock/f33-build-296251-55669/root/chroot_tmpdir/scmroot/lucene++'...
$ git reset --hard cb596fd125a701d86fda4dde111742db99d6f2a4
HEAD is now at cb596fd Fix FTBFS #1864096