Connect to Different Schema in Changelog?


I am trying to deploy changes into a different schema than the schema that the changes are on (current schema is read-only, so I would not be able to write anything)

I was told to use this parameter:

Problem is, I don’t have access to the file and cannot make changes in the CLI. I am using Oracle and only have access to the changelog (XML) and .sql files. Any help would be greatly appreciated!

I looked at this page, but it’s not helping me any: