How to link branches to a Jira issue?

Summary:
Associate branches to a Jira issue by inserting the Jira issue key to the branch name when creating them.

Create a branch and associate it to a Jira issue:

  1. Select the master branch dropdown.

  2. Enter a new branch name on the search box. Mention a Jira issue key in the name to associate it to the said Jira issue.

  3. Click the result to create the new branch.