title: repo init fail when .repo new tag v2.10
body: <pre><code>repo init -u ssh://ryanhuang@10.19.11.112:29418/QSGW/manifests.git -b master
  Get https://gerrit.googlesource.com/git-repo/clone.bundle
  Get https://gerrit.googlesource.com/git-repo
  remote: Counting objects: 1, done
  remote: Finding sources: 100% (30/30)
  remote: Total 30 (delta 2), reused 30 (delta 2)
  Unpacking objects: 100% (30/30), done.
  From https://gerrit.googlesource.com/git-repo
     7f7acfe..5e2f32f  main       -&gt; origin/main
     4b32581..352c93b  stable     -&gt; origin/stable
   * [new tag]         v2.10      -&gt; v2.10
  Traceback (most recent call last):
    File &quot;/home/ryanhuang/test/.repo/repo/main.py&quot;, line 56, in &lt;module&gt;
      from subcmds.version import Version
    File &quot;/home/ryanhuang/test/.repo/repo/subcmds/__init__.py&quot;, line 38, in &lt;module&gt;
      ['%s' % name])
    File &quot;/home/ryanhuang/test/.repo/repo/subcmds/upload.py&quot;, line 27, in &lt;module&gt;
      from hooks import RepoHook
    File &quot;/home/ryanhuang/test/.repo/repo/hooks.py&quot;, line 472
      file=sys.stderr)
          ^
  SyntaxError: invalid synta
  </code></pre>
  <p>when I use repo init,it fails today....<br />
  env Ubuntu16.04/python2.7</p>
  <p>any ideas? how to fix it?</p>
  <ul>
  <li>[new tag]         v2.10      -&gt; v2.10 (can it choose other tags?) like v2.8<br />
  <a href="https://gerrit.googlesource.com/git-repo/" rel="nofollow noreferrer">https://gerrit.googlesource.com/git-repo/</a></li>
  </ul>