Content view import fails with "repos_unit" parameter error.

Issue

After exporting a content view from a connected Satellite server, this error appears when trying to import on the disconnected Satellite:

# hammer content-view version import --export-tar /var/lib/pulp/katello-export/export-RHEL7-AC-*.tar --organization-id 1

[..................................................................................................................................] [100%]
New packages: 221 (513 MB).
[..................................................................................................................................] [100%]
New packages: 446 (1.33 GB).
Could not import the content view:
  Content view has repository label 'Red_Hat_Satellite_Tools_6_8_for_RHEL_7_Server_RPMs_x86_64' which is not specified in repos_units parameter.