anchor.diff:          # prepare 3rd sources
           && git clone -b $DECODERBUFS https://github.com/debezium/postgres-decoderbufs.git \
           && git clone -b $PLPROFILER https://github.com/bigsql/plprofiler.git \
  -        && git clone -b $PLPGSQL_CHECK https://github.com/okbob/plpgsql_check.git \
           && tar -xzf plantuner-${PLANTUNER_COMMIT}.tar.gz \
           && curl -sL https://github.com/RafiaSabih/pg_mon/archive/$PG_MON_COMMIT.tar.gz | tar xz \
   \
  
positive.code:                         postgresql-${version}-pg-stat-kcache \
                          postgresql-${version}-pldebugger \
                          postgresql-${version}-pllua \
                          postgresql-${version}-plproxy \
                          postgresql-${version}-postgis-${POSTGIS_VERSION%.0} \
                          postgresql-${version}-postgis-${POSTGIS_VERSION%.0}-scripts \
  
negative.code:                     done; \
                  fi \
  \
                  && EXTRA_EXTENSIONS="plantuner-${PLANTUNER_COMMIT} plprofiler postgres-decoderbufs" \
                  && if [ "$version" != "9.5" ] && [ "$version" != "9.6" ]; then \
                       EXTRA_EXTENSIONS="$EXTRA_EXTENSIONS pg_mon-${PG_MON_COMMIT}"; \
                  fi; \
  