040000 tree 3a912e35c1e5c0712d6245aaa7a145c6b1bcfffe	awk
040000 tree 261162b5e480578d7940d0328437fd096b37a4c0	core
040000 tree 24baf8d7bd4002b0d0c152740c4c7db22214a518	gmsl
040000 tree f32b6a8ef8285a2ceaf38158896d6d17d1b5769b	tools