The n64 version of the glitch is easier in my opinion. Just find a pond, dive in as normal Link, turn into zora Link when normal Link is at the bottom. Try swimming out of the invisible box that you are in (if you were successful), and when you are out of the box and standing, you can use anything as zora Link. (at the beginning, put FDL mask on the c stick access area, do this at swamp biome pond