ubuntu 14.04 в Docker модифікацією sources.list

FROM ubuntu:14.04
ENV DEBIAN_FRONTEND noninteractive
##///*******************************************************/
##//------------------------
## append apt mirror for ubuntu, update & install
##//------------------------
## RUN sed -i 's/# \(.*multiverse$\)/\1/g' /etc/apt/sources.list
RUN echo "deb http://mirrors.163.com/ubuntu/ trusty main restricted universe multiverse" > /etc/apt/sources.list
RUN echo "deb http://mirrors.163.com/ubuntu/ trusty-security main restricted universe multiverse" >> /etc/apt/sources.list
RUN echo "deb http://mirrors.163.com/ubuntu/ trusty-updates main restricted universe multiverse" >> /etc/apt/sources.list
RUN echo "deb http://mirrors.163.com/ubuntu/ trusty-proposed main restricted universe multiverse" >> /etc/apt/sources.list
RUN echo "deb http://mirrors.163.com/ubuntu/ trusty-backports main restricted universe multiverse" >> /etc/apt/sources.list
## do update, upgrade (which may not be needed) & install:
RUN apt-get update -y && apt-get -y upgrade
RUN apt-get install -y debconf build-essential \
software-properties-common python-software-properties \
nano vim git htop wget curl nload unzip
RUN rm -rf /var/lib/apt/lists/*

sources.list файл для 12.04 ubuntu

deb http://archive.ubuntu.com/ubuntu precise main universe restricted multiverse
deb http://archive.ubuntu.com/ubuntu precise-security universe main multiverse restricted
deb http://archive.ubuntu.com/ubuntu precise-updates universe main multiverse restricted
deb http://archive.ubuntu.com/ubuntu precise-proposed universe main multiverse restricted