040000 tree c67cc8033c9948c84590d70b65223a6a27cb878e	common
040000 tree b3587ef6a740085fd9d1aca39fcd3deccafecbf5	import
040000 tree 24afb15267f87a7ff734865452b356f57fc02453	proto
040000 tree 6c4fbb9c1c6c393638d5ebf4839f9d872449e88e	types