android 组织 connectivity-samples 项目 国内镜像，原始地址 https://github.com/android/connectivity-samples.git
原始地址 https://github.com/android/platform-samples.git github 上 Android 组织 platform-samples 项目国内镜像
lv_port_stm32f769_disco 镜像。原始地址 https://github.com/lvgl/lv_port_stm32f769_disco.git 。clone 下来后，把 子模块路径改为 https://gitee.com/kejiing/lvgl 中国服务器地址
STM32Cube MCU Full Package for the STM32F7 series - (HAL + LL Drivers, CMSIS Core, CMSIS Device, MW libraries plus a set of Projects running on all boards provided by ST (Nucleo, Evaluation and Discovery Kits))
