Add two apt source:aliyun and nchc, make a '#sourcename#' before the RUN command to make the apt source configurable in build.sh

dockerfiles/images/gogits/Dockerfile

@@ -3,7 +3,9 @@ MAINTAINER  Meaglith Ma  (@genedna)
 
 ENV DEBIAN_FRONTEND noninteractive
 
-RUN echo "deb http://mirrors.aliyun.com/ubuntu/ saucy main restricted" > /etc/apt/sources.list && echo "deb http://mirrors.aliyun.com/ubuntu/ saucy-updates main restricted" >> /etc/apt/sources.list && echo "deb http://mirrors.aliyun.com/ubuntu/ saucy universe" >> /etc/apt/sources.list && echo "deb http://mirrors.aliyun.com/ubuntu/ saucy-updates universe" >> /etc/apt/sources.list && echo "deb http://mirrors.aliyun.com/ubuntu/ saucy multiverse" >> /etc/apt/sources.list && echo "deb http://mirrors.aliyun.com/ubuntu/ saucy-updates multiverse" >> /etc/apt/sources.list && echo "deb http://mirrors.aliyun.com/ubuntu/ saucy-backports main restricted universe multiverse" >> /etc/apt/sources.list && echo "deb http://mirrors.aliyun.com/ubuntu/ saucy-security main restricted" >> /etc/apt/sources.list && echo "deb http://mirrors.aliyun.com/ubuntu/ saucy-security universe" >> /etc/apt/sources.list && echo "deb http://mirrors.aliyun.com/ubuntu/ saucy-security multiverse" >> /etc/apt/sources.list
+#aliyun#RUN echo "deb http://mirrors.aliyun.com/ubuntu/ saucy main restricted" > /etc/apt/sources.list && echo "deb http://mirrors.aliyun.com/ubuntu/ saucy-updates main restricted" >> /etc/apt/sources.list && echo "deb http://mirrors.aliyun.com/ubuntu/ saucy universe" >> /etc/apt/sources.list && echo "deb http://mirrors.aliyun.com/ubuntu/ saucy-updates universe" >> /etc/apt/sources.list && echo "deb http://mirrors.aliyun.com/ubuntu/ saucy multiverse" >> /etc/apt/sources.list && echo "deb http://mirrors.aliyun.com/ubuntu/ saucy-updates multiverse" >> /etc/apt/sources.list && echo "deb http://mirrors.aliyun.com/ubuntu/ saucy-backports main restricted universe multiverse" >> /etc/apt/sources.list && echo "deb http://mirrors.aliyun.com/ubuntu/ saucy-security main restricted" >> /etc/apt/sources.list && echo "deb http://mirrors.aliyun.com/ubuntu/ saucy-security universe" >> /etc/apt/sources.list && echo "deb http://mirrors.aliyun.com/ubuntu/ saucy-security multiverse" >> /etc/apt/sources.list
+
+#nchc#RUN echo "deb http://free.nchc.org.tw/ubuntu/ saucy main restricted" >> /etc/apt/source.list && echo "deb-src http://free.nchc.org.tw/ubuntu/ saucy main restricted" >> /etc/apt/source.list && echo "deb http://free.nchc.org.tw/ubuntu/ saucy-updates main restricted" >> /etc/apt/source.list && echo "deb-src http://free.nchc.org.tw/ubuntu/ saucy-updates main restricted" >> /etc/apt/source.list && echo "deb http://free.nchc.org.tw/ubuntu/ saucy universe" >> /etc/apt/source.list && echo "deb-src http://free.nchc.org.tw/ubuntu/ saucy universe" >> /etc/apt/source.list && echo "deb http://free.nchc.org.tw/ubuntu/ saucy-updates universe" >> /etc/apt/source.list && echo "deb-src http://free.nchc.org.tw/ubuntu/ saucy-updates universe" >> /etc/apt/source.list && echo "deb http://free.nchc.org.tw/ubuntu/ saucy multiverse" >> /etc/apt/source.list && echo "deb-src http://free.nchc.org.tw/ubuntu/ saucy multiverse" >> /etc/apt/source.list && echo "deb http://free.nchc.org.tw/ubuntu/ saucy-updates multiverse" >> /etc/apt/source.list && echo "deb-src http://free.nchc.org.tw/ubuntu/ saucy-updates multiverse" >> /etc/apt/source.list && echo "deb http://free.nchc.org.tw/ubuntu/ saucy-backports main restricted universe multiverse" >> /etc/apt/source.list && echo "deb-src http://free.nchc.org.tw/ubuntu/ saucy-backports main restricted universe multiverse" >> /etc/apt/source.list && echo "deb http://free.nchc.org.tw/ubuntu/ saucy-security main restricted" >> /etc/apt/source.list && echo "deb-src http://free.nchc.org.tw/ubuntu/ saucy-security main restricted" >> /etc/apt/source.list && echo "deb http://free.nchc.org.tw/ubuntu/ saucy-security universe" >> /etc/apt/source.list && echo "deb-src http://free.nchc.org.tw/ubuntu/ saucy-security universe" >> /etc/apt/source.list && echo "deb http://free.nchc.org.tw/ubuntu/ saucy-security multiverse" >> /etc/apt/source.list && echo "deb-src http://free.nchc.org.tw/ubuntu/ saucy-security multiverse" >> /etc/apt/source.list && echo "deb http://extras.ubuntu.com/ubuntu saucy main" >> /etc/apt/source.list && echo "deb-src http://extras.ubuntu.com/ubuntu saucy main" >> /etc/apt/source.list 
 
 RUN mkdir -p /go
 ENV PATH /usr/local/go/bin:/go/bin:$PATH