curl下载整个站点
wget -r --no-parent --convert-links 88081086.githu.io
ubuntu更改阿里源
将/etc/apt/sources.list内容替换为以下：
deb http://mirrors.aliyun.com/ubuntu/ focal main restricted
deb http://mirrors.aliyun.com/ubuntu/ focal-updates main restricted
deb http://mirrors.aliyun.com/ubuntu/ focal universe
deb http://mirrors.aliyun.com/ubuntu/ focal-updates universe
deb http://mirrors.aliyun.com/ubuntu/ focal multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-updates multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-security main restricted
deb http://mirrors.aliyun.com/ubuntu/ focal-security universe
deb http://mirrors.aliyun.com/ubuntu/ focal-security multiverse
然后运行sudo apt-get update
2021.10.12安装Ubuntu-20.04后碰到一堆umet dependencies
使用清华的源https://mirror.tuna.tsinghua.edu.cn/help/ubuntu/
然后执行apt update和apt upgrade
最后一把安装build android需要的包：
sudo apt install openssh-server screen python git openjdk-8-jdk android-tools-adb bc bison \
build-essential curl flex g++-multilib gcc-multilib gnupg gperf imagemagick lib32ncurses-dev \
lib32readline-dev lib32z1-dev liblz4-tool libncurses5-dev libsdl1.2-dev libssl-dev \
libxml2 libxml2-utils lzop pngcrush rsync schedtool squashfs-tools xsltproc yasm zip zlib1g-dev \
libtinfo5 libncurses5