File | Settings | Version Control | Issue Navigation - Add
Use this dialog box to create an issue pattern and navigation link to a bug tracking system.
|Issue ID (regular expression)||In this field, type a regular expression that will be converted to the a specific issue id.|
|Issue link (replacement expression)||In this field, type a regular expression that will be converted to a navigation link to the issue.|
|Example||In this section, type some specific issue id to make sure it matches the specified pattern: