It's easy to transplant a pigney into a human. The hard part is keeping them alive afterward, especially in the long term. It seems like the event is not far enough in the past to know.
> Researchers transplanted kidneys from genetically engineered Yucatan pigs into cynomolgus monkeys such as the one above. The monkeys survived for up to two years with the xenografts.
[1] https://www.scientificamerican.com/article/monkeys-with-tran...