040000 tree 3ebd0c1047e6df334de8ddd1dde2a61abe6ec8a4	arm-trusted-firmware
040000 tree e73c97361606472c6a9817479f06563eb876b05b	linux
040000 tree 42a24efe6b2e256eeab53b2c03626a27a40e5dc2	musl