Connect Bitbucket Server or Data Center with Gearset to use as your version control system.
Version control your Salesforce deployments with Bitbucket Server or Bitbucket Data Center
If you use Bitbucket Server or Data Center as your repository, you can connect it to Gearset to version control your deployments. Create an application link in Bitbucket, connect to Gearset using Gearset’s public key, create an application link, and begin deploying.