This statement humorously acknowledges a situation where someone is replicating a behavior or action that the person they're addressing has done before. It suggests that when this happens, the other person shouldn't become angry or upset.
The phrase "pull a you on you" implies that the behavior or action being repeated is something typical or characteristic of the person they're addressing. It's a playful way of saying, "Don't be mad when I do the same thing you often do."
Overall, this statement is lighthearted and suggests that a bit of understanding and humor can go a long way in navigating situations where both individuals may exhibit similar behaviors or tendencies.