040000 tree 68d364dfe174b1afe18884fc681df71e63e58207	android-4.14
040000 tree ad3aa2e071457c9f163f6824739d0f564ae07ab9	android-4.19
040000 tree 52d4c6556b718045e57cec919fa64e81f03f42c5	android-4.9