Offline deployment: PyPi repo (#3542)

extra_playbooks/build-cephfs-provisioner.yml

@@ -7,6 +7,7 @@
         name: "{{ item.name }}"
         version: "{{ item.version }}"
         state: "{{ item.state }}"
+        extra_args: "{{ pip_extra_args | default(omit) }}"
       with_items:
         - { state: "present", name: "docker", version: "3.4.1" }
         - { state: "present", name: "docker-compose", version: "1.21.2" }