040000 tree 1ded09a31357fbb9ef4684690b636140e8295185	common
040000 tree 7978403fedd89f4ebd3c91ac405c0a5d501dc7f9	import
040000 tree b9065a8e0d49837e2ee71921c52ef829ca705700	proto
040000 tree 61a193052585bd92446cf77bdad6c6ede6e98448	types