How to restrict a DFF being copied while duplicating a receivables invoice

Summary:

While duplicating an AR Invoice, the new invoice being copied with Original Invoice DFF information at header. We have a business scenario where this value should not be copied as there are custom objects updating these fields based on certain conditions.

Content (please ensure you mask any confidential information):

Transaction number: 298001(DEV 5)

Original invoice:284001

New Invoice on which data copied: 298001/319002

Version (include the version you are using, if applicable):

25C

Code

Snippet (add any code snippets that support your topic, if applicable):