Using the Reference Edits window, you can list the edits that have been made to a reference, copy reference edits to the Script Editor, and remove reference edits from a loaded or unloaded reference.
A window listing all of the edits made to the selected reference appears.
To copy a reference edit to the Script Editor
A window listing all of the edits made to the selected reference appears.
A window listing all of the edits made to the selected reference appears.
For example, consider A.ma which references B.ma which references C.ma.
You open B.ma and modify C.ma, and save. If you open A.ma, you can't remove the edits made from B.ma to C.ma. To do so, you would have to re-open B.ma and then remove the edits.