rhel-7-server-rhceph-1.2-osd-rpms リポジトリを有効にできない

Issue

• rhel-7-server-rhceph-1.2-osd-rpms リポジトリを有効にできないのはなぜですか?
• RHEL7.1 に Ceph をインストールする際に必要なリポジトリを有効にすると osd-rpms で以下のエラーを取得します。

  Error: rhel-7-server-rhceph-1.2-osd-rpms is not a valid repository ID.Use --list option to see valid repositories.

# subscription-manager repos --enable=rhel-7-server-rpms --enable=rhel-7-server-rhceph-1.2-calamari-rpms --enable=rhel-7-server-rhceph-1.2-installer-rpms --enable=rhel-7-server-rhceph-1.2-mon-rpms --enable=rhel-7-server-rhceph-1.2-osd-rpms
Error: rhel-7-server-rhceph-1.2-osd-rpms is not a valid repository ID.Use --list option to see valid repositories.
Repository 'rhel-7-server-rpms' is enabled for this system.
Repository 'rhel-7-server-rhceph-1.2-mon-rpms' is enabled for this system.
Repository 'rhel-7-server-rhceph-1.2-calamari-rpms' is enabled for this system.
Repository 'rhel-7-server-rhceph-1.2-installer-rpms' is enabled for this system.

Here are the list enabled repos:
 subscription-manager repos --list | grep rhel-7-server-rhceph

Repo ID:   rhel-7-server-rhceph-1.2-calamari-source-rpms
Repo ID:   rhel-7-server-rhceph-1.2-mon-source-rpms
Repo ID:   rhel-7-server-rhceph-1.2-installer-source-rpms
Repo ID:   rhel-7-server-rhceph-1.2-calamari-debug-rpms
Repo ID:   rhel-7-server-rhceph-1.2-mon-debug-rpms
Repo ID:   rhel-7-server-rhceph-1.2-installer-rpms
Repo ID:   rhel-7-server-rhceph-1.2-calamari-rpms
Repo ID:   rhel-7-server-rhceph-1.2-installer-debug-rpms
Repo ID:   rhel-7-server-rhceph-1.2-mon-rpms