apt-get 특정 버전 설치

cat /etc/apt/sources.list.d/docker.list

deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu   bionic stable

 

apt update

 

apt-cache madison docker-ce

 

 apt install docker-ce=5:19.03.9~3-0~ubuntu-bionic