A consumer’s attributes are stored on the server when it registers. Those attributes can be updated by using the pulp-consumer update command.

$ pulp-consumer update --help
Command: update
Description: changes metadata of this consumer

Available Arguments:

  --display-name - user-readable display name for the consumer
  --description  - user-readable description for the consumer
  --note         - adds/updates/deletes key-value pairs to programmatically
                   identify the repository; pairs must be separated by an equal
                   sign (e.g. key=value); multiple notes can be changed by
                   specifying this option multiple times; notes are deleted by
                   specifying "" as the value

Here is an example of updating the display name:

$ pulp-consumer update --display-name="Consumer 1"
Consumer [con1] successfully updated