old_contents: """ACME protocol implementation.
  
  This module is an implementation of the `ACME protocol`_. Latest
  supported version: `v02`_.
  
  .. _`ACME protocol`: https://github.com/letsencrypt/acme-spec
  
  .. _`v02`:
    https://github.com/letsencrypt/acme-spec/commit/d328fea2d507deb9822793c512830d827a4150c4
  
  
  """
  
new_contents: """ACME protocol implementation.
  
  This module is an implementation of the `ACME protocol`_. Latest
  supported version: `draft-ietf-acme-01`_.
  
  .. _`ACME protocol`: https://github.com/ietf-wg-acme/acme/
  
  .. _`draft-ietf-acme-01`:
    https://github.com/ietf-wg-acme/acme/tree/draft-ietf-acme-acme-01
  
  
  """
  
subject: Update the ACME github repository URL.