由于校验和检查，MySql无法安装在Yosemite上

每次我尝试安装mysql时，都会因为SHA1而失败。我知道SHA1，我知道这意味着什么，但不断的失败让我认为这可能是因为自制软件的一些问题。这是一个错误，它不断发生，虽然我确信它已被正确下载。我用了

——详细的

$ brew install mysql --verbose
==> Downloading https://downloads.sf.net/project/machomebrew/Bottles/mysql-5.6.21.yosemite.bottle.tar.gz
/usr/bin/curl -fLA Homebrew 0.9.5 (Ruby 2.0.0-481; Mac OS X 10.10) https://downloads.sf.net/project/machomebrew/Bottles/mysql-5.6.21.yosemite.bottle.tar.gz -C 0 -o /Library/Caches/Homebrew/mysql-5.6.21.yosemite.bottle.tar.gz.incomplete
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
0 0 0 0 0 0 0 0 --:--:-- 0:00:02 --:--:-- 0
92 59.5M 92 55.0M 0 0 89188 0 0:11:40 0:10:47 0:00:53 0curl: (56) Recv failure: Connection reset by peer
Error: Failed to download resource "mysql"
Download failed: https://downloads.sf.net/project/machomebrew/Bottles/mysql-5.6.21.yosemite.bottle.tar.gz
Warning: Bottle installation failed: building from source.
==> Downloading http://cdn.mysql.com/Downloads/MySQL-5.6/mysql-5.6.21.tar.gz
/usr/bin/curl -fLA Homebrew 0.9.5 (Ruby 2.0.0-481; Mac OS X 10.10) http://cdn.mysql.com/Downloads/MySQL-5.6/mysql-5.6.21.tar.gz -C 0 -o /Library/Caches/Homebrew/mysql-5.6.21.tar.gz.incomplete
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
0 0 0 0 0 0 0 0 --:--:-- 0:00:06 --:--:-- 0
100 5299 100 5299 0 0 534 0 0:00:09 0:00:09 --:--:-- 1690
==> Verifying mysql-5.6.21.tar.gz checksum
Error: SHA1 mismatch
Expected: be068ba90953aecdb3f448b4ba1d35796eb799eb
Actual: f08be72b50917f121800d28c73f1406290936cb5
Archive: /Library/Caches/Homebrew/mysql-5.6.21.tar.gz
To retry an incomplete download, remove the file above.

我自己也试过了，得到了正确的校验和。尝试使用
curl
或
wget
手动下载文件并检查校验和。检查网络代理或类似的东西是否损坏了您的下载。
谢谢peter，我是使用mysql网站上的dmg文件安装的。无论如何，安装mysql不是我这里的主要问题，安装失败才是问题所在。