040000 tree 540a8fa974f3a87c4d35b548b24f3d4225407e78	java
100644 blob 82f69657361c28cfbae8ffd3145cea792d5770dc	keep.txt
100644 blob 6a71f9ecc70440ed89cc0dcd3c10a8ce7affca27	keep_retrace.txt