anchor.diff:    """The HTTP URL for this repository"""
     url: URI!
   
  +  """
  +  Whether this repository has a custom image to use with Open Graph as opposed to being represented by the owner's avatar.
  +  """
  +  usesCustomOpenGraphImage: Boolean!
  +
     """Indicates whether the viewer has admin permissions on this repository."""
     viewerCanAdminister: Boolean!
   
  
positive.code:     expression: String
    ): GitObject
  
    """The User owner of the repository."""
    owner: RepositoryOwner!
  
  
negative.code: 
  """The access level to a repository"""
  enum RepositoryPermission {
    """
    Can read, clone, and push to this repository. Can also manage issues, pull
    requests, and repository settings, including adding collaborators
    """
    ADMIN
  
    """
    Can read, clone, and push to this repository. They can also manage issues, pull requests, and some repository settings
    """
    MAINTAIN
  
    """
    Can read, clone, and push to this repository. Can also manage issues and pull requests
    """
    WRITE
  
    """
    Can read and clone this repository. Can also manage issues and pull requests
    """
    TRIAGE
  
    """
    Can read and clone this repository. Can also open and comment on issues and pull requests
    """
    READ
  }
  
  