040000 tree 5ff7e5dbcf9ae416602db5faf6113d6fa2cabc9c	jdk11
040000 tree 12f85878dc48a0bd09ad909becce9a62c31bf839	jdk17
040000 tree f58691e256b961fe6ade37174a445ca127b8b5df	jdk18
040000 tree cf40f4fb822d97c671831cb72b60fdea08ad6c6a	jdk8