$ git clone -n https://src.fedoraproject.org/rpms/libnet.git /var/lib/mock/f29-build-1371-519/root/thebuilddir/tmp/scmroot/libnet
Cloning into '/var/lib/mock/f29-build-1371-519/root/thebuilddir/tmp/scmroot/libnet'...
$ git reset --hard c20c38578790b8a104d3c85ad3c6379b1b708ea3
HEAD is now at c20c385 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild