040000 tree 3ebd0c1047e6df334de8ddd1dde2a61abe6ec8a4	arm-trusted-firmware
040000 tree dab7ffaeb9204e227712c2433855a19d4bd39d6e	linux
040000 tree 42a24efe6b2e256eeab53b2c03626a27a40e5dc2	musl