title: Can't update Packages (go: error loading module requirements)
body: <p>I want to update my package but when i run -v command to get latest updates the command line hit an err</p>
  
  <pre><code>go get -v ./...
  </code></pre>
  
  <p>what happens?</p>
  
  <pre><code>&gt; go: finding github.com/aws/aws-sdk-go v1.17.11 go: finding
  &gt; github.com/aws/aws-sdk-go v1.17.7 go: finding
  &gt; github.com/aws/aws-sdk-go v1.16.32 go:
  &gt; github.com/aws/aws-sdk-go@v1.17.7: git -c protocol.version=0 fetch
  &gt; --unshallow -f https://github.com/aws/aws-sdk-go refs/heads/*:refs/heads/* refs/tags/*:refs/tags/* in
  &gt; /Users/fly/go/pkg/mod/cache/vcs/cb1953cbdfd14fc2ffce4dfd06487e8d5a0c96da00d00bdef65874ff644eaa26:
  &gt; exit status 128:  warning: redirecting to
  &gt; https://github.com/aws/aws-sdk-go/    fatal: Unable to create
  &gt; '/Users/fly/go/pkg/mod/cache/vcs/cb1953cbdfd14fc2ffce4dfd06487e8d5a0c96da00d00bdef65874ff644eaa26/shallow.lock':
  &gt; File exists.
  &gt; 
  &gt;   Another git process seems to be running in this repository, e.g.    an
  &gt; editor opened by 'git commit'. Please make sure all processes     are
  &gt; terminated then try again. If it still fails, a git process   may have
  &gt; crashed in this repository earlier:   remove the file manually to
  &gt; continue. go: github.com/aws/aws-sdk-go@v1.16.32: unknown revision
  &gt; v1.16.32 go: github.com/aws/aws-sdk-go@v1.17.11: unknown revision
  &gt; v1.17.11 go: error loading module requirements
  </code></pre>