Katello.pulp_server.extensions.distribution.find_by_unit_id('c88394a9-a4c6-4b37-b6a2-bcaf3930e046')["repository_memberships"]

=> ["Default_Organization-rhel_with_distro-rhel_6_7", "Default_Organization-Library-cv1-rhel_with_distro-rhel_6_7", "Default_Organization-cv1-1_0-rhel_with_distro-rhel_6_7", "Default_Organization-cv2-2_0-rhel_with_distro-rhel_6_7"]


 Katello.pulp_server.extensions.distribution.find_by_unit_id('c88394a9-a4c6-4b37-b6a2-bcaf3930e046')["repository_memberships"][0]

=> "Default_Organization-rhel_with_distro-rhel_6_7"