title: Error cannot find package "github.com/go-redis/redis/v8" when downloading go-redis package
body: <p>I tried to download go-redis using this command <code>go get github.com/go-redis/redis/v8</code> but I got this following error :</p>
  <pre><code>cannot find package &quot;github.com/go-redis/redis/v8&quot; in any of:
          C:\Go\src\github.com\go-redis\redis\v8 (from $GOROOT)
          E:\Go Workspace\src\github.com\go-redis\redis\v8 (from $GOPATH)
  </code></pre>
  <p>Why did I get this error and how to fix this ?</p>
  <pre><code>OS : Windows
  Go version : go version go1.15 windows/amd64
  </code></pre>