in modules/core/src/main/scala/org/scalasteward/core/forge/ForgeType.scala [50:61]
def pullRequestHeadFor(@nowarn fork: Repo, updateBranch: Branch): String = updateBranch.name
val maximumPullRequestLength: Int = 65536
val asString: String = this match {
case AzureRepos => "azure-repos"
case Bitbucket => "bitbucket"
case BitbucketServer => "bitbucket-server"
case GitHub => "github"
case GitLab => "gitlab"
case Gitea => "gitea"
}