$ cd jetson-nano-image $ sudo -E ./create-rootfs.sh
Installing the dependencies... [OK] Creating rootfs directory... [OK] Run debootstrap first stage... [OK] Run debootstrap second stage... [OK] Success!
deb http://mirrors.ustc.edu.cn/ubuntu-ports {{ ubuntu_release }} main restricted deb http://mirrors.ustc.edu.cn/ubuntu-ports {{ ubuntu_release }}-updates main restricted deb http://mirrors.ustc.edu.cn/ubuntu-ports {{ ubuntu_release }} universe deb http://mirrors.ustc.edu.cn/ubuntu-ports {{ ubuntu_release }}-updates universe deb http://mirrors.ustc.edu.cn/ubuntu-ports {{ ubuntu_release }} multiverse deb http://mirrors.ustc.edu.cn/ubuntu-ports {{ ubuntu_release }}-updates multiverse deb http://mirrors.ustc.edu.cn/ubuntu-ports {{ ubuntu_release }}-backports main restricted universe multiverse deb http://mirrors.ustc.edu.cn/ubuntu-ports {{ ubuntu_release }}-security main restricted deb http://mirrors.ustc.edu.cn/ubuntu-ports {{ ubuntu_release }}-security universe deb http://mirrors.ustc.edu.cn/ubuntu-ports {{ ubuntu_release }}-security multiverse # Needed for libffi6 deb http://mirrors.ustc.edu.cn/ubuntu-ports bionic main