040000 tree 139307e0aabf015697c3e0407779cebbfbbbe514	another
040000 tree 289d1edb0edb9cfde3276eb2ad4cc86842957042	interfaces
040000 tree f3efe994b7cf1c2157d07866039d8e0d3fcc585c	other
100644 blob 933a36f54e939349b496bb5029efea296e951248	refs.go
100644 blob 08c0db1f0519e167b3bde09409abe49a14385058	refs_test.go