./build/tools/releasetools/ota_from_target_files --block -s
./vendor/mediatek/proprietary/scripts/releasetools/mt_ota_from_target_files.py -i
out/target/product/pu6a62_dnt_p09/obj/PACKAGING/target_files_intermediates/full_pu6a62_dnt_p09-
target_files-1517813333.zip
out/target/product/pu6a62_dnt_p09/obj/PACKAGING/target_files_intermediates/full_pu6a62_dnt_p09-
target_files-1517813333.zip update-self-8-1.zip