Syncing a repository in Satellite 6 gives "Yum Metadata: Forbidden" error

Issue

• Yum Metadata: Forbidden error while syncing repository.
• Syncing the Oracle Java RPMs x86_64 6Server and Oracle Java RPMs x86_64 7Server repositories displays an error message:

**Yum Metadata: Forbidden** error.

{"sync_result"=>
  {"pulp_tasks"=>
    [{"exception"=>nil,
      "task_type"=>"pulp.server.managers.repo.sync.sync",
      "_href"=>"/pulp/api/v2/tasks/493e277e-ec19-4249-ab0b-b2333bea2b23/",
      "task_id"=>"493e277e-ec19-4249-ab0b-b2333bea2b23",
      "tags"=>
       ["pulp:repository:UTS-Oracle_Java__for_RHEL_Server_-Red_Hat_Enterprise_Linux_6_Server_-_Oracle_Java_RPMs_x86_64_6Server",
        "pulp:action:sync"],
      "finish_time"=>"2015-09-08T21:30:26Z",
      "_ns"=>"task_status",
      "start_time"=>"2015-09-08T21:30:24Z",
      "traceback"=>
       "Traceback (most recent call last):\n  File \"/usr/lib/python2.6/site-packages/celery/app/trace.py\", line 240, in trace_task\n    R = retval = fun(*args, **kwargs)\n  File \"/usr/lib/python2.6/site-packages/pulp/server/async/tasks.py\", line 328, in __call__\n    return super(Task, self).__call__(*args, **kwargs)\n  File \"/usr/lib/python2.6/site-packages/celery/app/trace.py\", line 437, in __protected_call__\n    return self.run(*args, **kwargs)\n  File \"/usr/lib/python2.6/site-packages/pulp/server/managers/repo/sync.py\", line 114, in sync\n    raise PulpExecutionException(_('Importer indicated a failed response'))\nPulpExecutionException: Importer indicated a failed response\n",
      "spawned_tasks"=>[],
      "progress_report"=>
       {"yum_importer"=>
         {"content"=>
           {"size_total"=>0,
            "items_left"=>0,
            "items_total"=>0,
            "state"=>"NOT_STARTED",
            "size_left"=>0,
            "details"=>
             {"rpm_total"=>0, "rpm_done"=>0, "drpm_total"=>0, "drpm_done"=>0},
            "error_details"=>[]},
          "comps"=>{"state"=>"NOT_STARTED"},
          "distribution"=>
           {"items_total"=>0,
            "state"=>"NOT_STARTED",
            "error_details"=>[],
            "items_left"=>0},
          "errata"=>{"state"=>"NOT_STARTED"},
          "metadata"=>{"state"=>"FAILED", "error"=>"Forbidden"}}},
      "queue"=>"reserved_resource_worker-7@satellite.example.com",
      "state"=>"error",
      "worker_name"=>"reserved_resource_worker-7@satellite.example.com",
      "result"=>nil,
      "error"=>
       {"code"=>"PLP0000",
        "data"=>{},
        "description"=>"Importer indicated a failed response",
        "sub_errors"=>[]},
      "_id"=>{"$oid"=>"55ef5370c5e6ec49cc8d536e"},
      "id"=>"55ef5370ff564a6dcbe365a5"}],
   "poll_attempts"=>{"total"=>1, "failed"=>1}}}

{"sync_result"=>
  {"pulp_tasks"=>
    [{"exception"=>nil,
      "task_type"=>"pulp.server.managers.repo.sync.sync",
      "_href"=>"/pulp/api/v2/tasks/1eea6d40-b9aa-42e3-b1b2-9ac67c0cac3f/",
      "task_id"=>"1eea6d40-b9aa-42e3-b1b2-9ac67c0cac3f",
      "tags"=>
       ["pulp:repository:Test-Oracle_Java__for_RHEL_Server_-Red_Hat_Enterprise_Linux_7_Server_-_Oracle_Java_RPMs_x86_64_7Server",
        "pulp:action:sync"],
      "finish_time"=>"2015-09-08T21:30:27Z",
      "_ns"=>"task_status",
      "start_time"=>"2015-09-08T21:30:26Z",
      "traceback"=>
       "Traceback (most recent call last):\n  File \"/usr/lib/python2.6/site-packages/celery/app/trace.py\", line 240, in trace_task\n    R = retval = fun(*args, **kwargs)\n  File \"/usr/lib/python2.6/site-packages/pulp/server/async/tasks.py\", line 328, in __call__\n    return super(Task, self).__call__(*args, **kwargs)\n  File \"/usr/lib/python2.6/site-packages/celery/app/trace.py\", line 437, in __protected_call__\n    return self.run(*args, **kwargs)\n  File \"/usr/lib/python2.6/site-packages/pulp/server/managers/repo/sync.py\", line 114, in sync\n    raise PulpExecutionException(_('Importer indicated a failed response'))\nPulpExecutionException: Importer indicated a failed response\n",
      "spawned_tasks"=>[],
      "progress_report"=>
       {"yum_importer"=>
         {"content"=>
           {"size_total"=>0,
            "items_left"=>0,
            "items_total"=>0,
            "state"=>"NOT_STARTED",
            "size_left"=>0,
            "details"=>
             {"rpm_total"=>0, "rpm_done"=>0, "drpm_total"=>0, "drpm_done"=>0},
            "error_details"=>[]},
          "comps"=>{"state"=>"NOT_STARTED"},
          "distribution"=>
           {"items_total"=>0,
            "state"=>"NOT_STARTED",
            "error_details"=>[],
            "items_left"=>0},
          "errata"=>{"state"=>"NOT_STARTED"},
          "metadata"=>{"state"=>"FAILED", "error"=>"Forbidden"}}},
      "queue"=>"reserved_resource_worker-7@satellite.example.com",
      "state"=>"error",
      "worker_name"=>"reserved_resource_worker-7@satellite.example.com",
      "result"=>nil,
      "error"=>
       {"code"=>"PLP0000",
        "data"=>{},
        "description"=>"Importer indicated a failed response",
        "sub_errors"=>[]},
      "_id"=>{"$oid"=>"55ef5372c5e6ec49cc8d536f"},
      "id"=>"55ef5372ff564a6dcbe365b0"}],
   "poll_attempts"=>{"total"=>2, "failed"=>1}}}