@Override
  protected void execute(DockerClient docker)
      throws MojoExecutionException, DockerException, IOException, InterruptedException {

    pushImage(docker, imageName, imageTags, getLog(), null, getRetryPushCount(),
        getRetryPushTimeout(), isSkipDockerPush());
  }
Additional tags to tag the image with.
src/main/java/com/spotify/docker/PushMojo.java