$ git clone -n https://src.fedoraproject.org/rpms/guacamole-server.git /var/lib/mock/f29-build-5321-1270/root/thebuilddir/tmp/scmroot/guacamole-server
Cloning into '/var/lib/mock/f29-build-5321-1270/root/thebuilddir/tmp/scmroot/guacamole-server'...
$ git reset --hard aeec490f126a0d9b17c19e92f0ce956abad82945
HEAD is now at aeec490 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild