Error: An exception occurred within a child process:

  ChecksumMismatchError: SHA256 mismatch

Expected: 11991a7bedfb978813ef9f75cd05f8a2d74caed52d89683f8cdecce5515108cf

  Actual: cf7db643889860a93605a17e3cffd12d8fbd38f0a6c7053ca6785e11021c5156

 Archive: /Users/zhangshiren/Library/Caches/Homebrew/downloads/2427dde741d30806158f6f2ef15a3394244b72ac010700e32c06d283e778958d--v1.1.7.10...d25c56f.diff

To retry an incomplete download, remove the file above.