调整docker

docker/Dockerfile.latest

@@ -4,8 +4,8 @@ LABEL maintainer="foo@bar.com"
 ARG TZ='Asia/Shanghai'
 
 # RUN echo /etc/apt/sources.list
-# RUN sed -i 's/deb.debian.org/mirrors.tuna.tsinghua.edu.cn/g' /etc/apt/sources.list
-RUN sed -i 's/deb.debian.org/mirrors.aliyun.com/g' /etc/apt/sources.list
+RUN sed -i 's/deb.debian.org/mirrors.tuna.tsinghua.edu.cn/g' /etc/apt/sources.list
+#RUN sed -i 's/deb.debian.org/mirrors.aliyun.com/g' /etc/apt/sources.list
 
 
 # Set the timezone and configure tzdata