Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/koji/daemon.py", line 1244, in runTask
    response = (handler.run(),)
  File "/usr/lib/python2.7/site-packages/koji/tasks.py", line 307, in run
    return koji.util.call_with_argcheck(self.handler, self.params, self.opts)
  File "/usr/lib/python2.7/site-packages/koji/util.py", line 209, in call_with_argcheck
    return func(*args, **kwargs)
  File "/usr/lib/koji-builder-plugins/builder_containerbuild.py", line 815, in handler
    signing_intent=opts.get('signing_intent', None),
  File "/usr/lib/koji-builder-plugins/builder_containerbuild.py", line 484, in runBuilds
    results = [self.createContainer(**kwargs)]
  File "/usr/lib/koji-builder-plugins/builder_containerbuild.py", line 559, in createContainer
    build_response = create_method(**create_build_args)
  File "/usr/lib/python2.7/site-packages/osbs/api.py", line 56, in catch_exceptions
    return func(*args, **kwargs)
  File "/usr/lib/python2.7/site-packages/osbs/api.py", line 717, in create_build
    return self._do_create_prod_build(**kwargs)
  File "/usr/lib/python2.7/site-packages/osbs/api.py", line 666, in _do_create_prod_build
    osbs_api=self
  File "/usr/lib/python2.7/site-packages/osbs/build/build_request.py", line 125, in set_params
    self.spec.set_params(**kwargs)
  File "/usr/lib/python2.7/site-packages/osbs/build/spec.py", line 305, in set_params
    'Please only define one of build_from, build_image, build_imagestream')
OsbsValidationException: Please only define one of build_from, build_image, build_imagestream