That is actually another debate in itself. One origin story is that kungfu was taught to the chinese by Bodhidharma an indian who is also taken as the first patriarch of Zen. This claim is of course rubbished by many.

https://np.reddit.com/r/CIWO/comments/3o2y7u/kung_fu_came_fr...

Confucianism/Confucius was more of a target of jokes for daoists.