If this Epic is an RFE, please complete the following questions to the best of your ability:

Q1: Proposed title of this RFE

Support for oc mirror plugin (parity to x86)

Q2: What is the nature and description of the RFE?

oc mirror plugin will be the tool for mirror plugin

Q3: Why does the customer need this? (List the business requirements here)

install disconnected cluster without having x86 nodes available to manage the disconnected installation

Q4: List any affected packages or components

https://docs.openshift.com/container-platform/4.12/installing/disconnected_install/installing-mirroring-disconnected.html 

Quay on the platform needs be available for saving the images.