Minecraft wiki entry for Defeating_a_Nether_fortress, associated text: Don't provoke them, just ignore them so that they leave you alone. They can kill you quickly, or knock you off the fortress bridges. Even better, you could trick a mob with a ranged attack (Blazes, Skeletons, Piglins with crossbows) into shooting a zombified piglin, causing them to retaliate against that mob, and causing a helpful distraction (be careful not to perform a sweep attack on them).