docker ubuntu apt update Hash Sum mismatch

  docker, question
Get:45  http://mirrors.aliyun.com trusty/multiverse Sources [1335 kB]
 Get:46  http://mirrors.aliyun.com trusty/universe amd64 Packages [1640 kB]
 Fetched 55.0 MB in 3min 7s (294 kB/s)
 W: Failed to fetch http://mirrors.aliyun.com/ubuntu/dists/trusty-security/main/source/Sources  Hash Sum mismatch
 
 W: Failed to fetch http://mirrors.aliyun.com/ubuntu/dists/trusty-security/restricted/source/Sources  Hash Sum mismatch
 
 W: Failed to fetch http://mirrors.aliyun.com/ubuntu/dists/trusty-security/multiverse/source/Sources  Hash Sum mismatch
FROM ubuntu:14.04
 ADD sources.list /etc/apt/sources.list
 RUN apt-get update && apt-get install -y curl

The 163 oschina sources are all wrong, and so are the official sources.

Just replace it with another source.