$ git clone -n https://src.fedoraproject.org/rpms/lua-mpack.git /var/lib/mock/f31-build-48943-27209/root/thebuilddir/tmp/scmroot/lua-mpack
Cloning into '/var/lib/mock/f31-build-48943-27209/root/thebuilddir/tmp/scmroot/lua-mpack'...
$ git reset --hard 1c12b1e9b7d8fba3cea434b8df2e0861e57fab47
HEAD is now at 1c12b1e Add missing SHA512 to sources