def remove_all_content_from_mapping(repo_id_map)
          tasks = []
          repo_id_map.each do |_source_repo_ids, dest_repo_id_map|
            dest_repo = ::Katello::Repository.find(dest_repo_id_map[:dest_repo])
            dest_repo_href = ::Katello::Pulp3::Repository::Apt.new(dest_repo, SmartProxy.pulp_primary).repository_reference.repository_href