TiDB 读写流程链接访问遭拒，需要权限

[winshu]

https://docs.google.com/document/d/1sVpjMO6q9lhlOS3j4o81G_PxqDOSrO3EQsXJM3sV8gY/edit https://docs.google.com/document/d/1ZDSNvGwbtp3f_pbLz9lSZxWFDdqp5HtyhCODHAPjXKM/edit

https://github.com/pingcap/presentations/blob/master/hackathon-2019/reference-document-of-hackathon-2019.md 这篇文章里涉及 docs.google 的链接，试了几个都需要申请权限才能打开。

[eqinox76]

Seems to be a duplicate of #812. It seems that one has to use a specific commit instead of the tag. Example for getting v4.0.2:

go get github.com/pingcap/parser@3a18f1e5dceb2987570e6a1286d93c70f9af061f