app/models/remote_repo_hook.rb
class RemoteRepoHook < ActiveRecord::Base
belongs_to :revision, class_name: 'RemoteRepoRevision', foreign_key: 'remote_repo_revision_id'
belongs_to :hook, class_name: 'HookBase'
belongs_to :issue
belongs_to :journal
belongs_to :ref, class_name: 'RemoteRepoRef', foreign_key: 'remote_repo_ref_id'
end