040000 tree 4777e50b9e2f18a88e49579961da419e3e78d913	common
040000 tree 9b664084eb2df5261643edb748d4b8839c17ef73	import
040000 tree 820ac75fab3317a61d797648b67452029e06d1f1	proto
040000 tree 65490e190cfca56296dae82b91f743f5762b6360	types