anchor.diff:  # OpenStack repositories
   RUN git clone --depth 1 -b $OPENSTACK_TAG https://github.com/openstack/networking-bgpvpn ${REPOS_DIR}/bgpvpn
   #RUN git clone --depth 1 -b $KINGBIRD_TAG https://github.com/openstack/kingbird.git ${REPOS_DIR}/kingbird
  -RUN git clone https://github.com/openstack/rally.git ${REPOS_DIR}/rally
  +RUN git clone --depth 1 -b $RALLY_TAG https://github.com/openstack/rally.git ${REPOS_DIR}/rally
   RUN git clone --depth 1 -b $TEMPEST_TAG https://github.com/openstack/tempest.git ${REPOS_DIR}/tempest
   
   # other repositories
  
positive.code: 
  # Environment variables
  ARG BRANCH=master
  ARG TEMPEST_TAG=14.0.0
  ARG ODL_TAG=release/beryllium-sr4
  ARG OPENSTACK_TAG=stable/mitaka
  
negative.code: ########################################
  #   Docker container for FUNCTEST
  ########################################
  # All rights reserved. This program and the accompanying materials
  # are made available under the terms of the Apache License, Version 2.0
  # which accompanies this distribution, and is available at
  