I am not sure I fully understand you use case, but it sounds to my like
what you are describing is something that falls under the Multi-Site
Manager functionality. In you use case you have the same page in two
locations, and one is the master and the other is a copy of the master
and you want to be able to keep the copy in sync with the master? If so
you wouldn't do a traditional copy you would be looking using the Live
Copy functionality in Multi-Site Manager and then do a rollout. See
https://...