$ git clone -n https://src.fedoraproject.org/rpms/mapnik.git /var/lib/mock/f33-build-276744-51660/root/chroot_tmpdir/scmroot/mapnik
Cloning into '/var/lib/mock/f33-build-276744-51660/root/chroot_tmpdir/scmroot/mapnik'...
$ git reset --hard 5aa07a29bae9346aad6edc87efe1caf83f539c1c
HEAD is now at 5aa07a2 Add patch for boost 1.73 support