error: pathspec '1.x.x' did not match any file(s) known to git.

If you have a error of below.

error: pathspec '1.x.x' did not match any file(s) known to git.

You should git pull your environment.

$ git checkout feature/1.x.x
Branch feature/1.x.x set up to track remote branch feature/1.x.x from origin.
Switched to a new branch 'feature/1.x.x'

Complete.