title: how to find which github branch tag is created from?
body: <p>I am trying to find out which branch tag was created from?
  I have clone tag and ran following command but it return two branches.
  Tag can be generate from one branch I do not know why it return two branches.</p>
  <p>Following command i have executed</p>
  <ul>
  <li>git branch -a --contains v1.0.0.0.1</li>
  </ul>
  <p>it return two branches. I created tag from  why it return two branches?
  remotes/origin/dev-genericrequest
  remotes/origin/release-dev</p>