# See here: https://github.community/t5/How-to-use-Git-and-GitHub/Checkout-a-branch-from-a-fork/td-p/77

git ls-remote --refs origin -- will list refs for remote `origin`, some will look like `refs/pull/<some-num>/head`

git fetch origin pull/123/head:pr/123 && git checkout pr/123 # fetch and checkout PR #123, eg.