CreateMasterBranchOnRepoCreation.groovy

import com.atlassian.bitbucket.event.repository.RepositoryCreatedEvent
import com.atlassian.bitbucket.event.repository.RepositoryPushEvent
import com.atlassian.bitbucket.scm.git.GitAgent
import com.atlassian.bitbucket.scm.git.command.GitCommandBuilderFactory
import com.atlassian.event.api.EventPublisher
import com.atlassian.sal.api.component.ComponentLocator
import com.onresolve.scriptrunner.canned.bitbucket.bulkedit.StringCommandOutputHandler
import com.onresolve.scriptrunner.canned.bitbucket.util.BitbucketBaseScript
import com.onresolve.scriptrunner.runner.ScriptRunnerImpl
import groovy.transform.BaseScript

@BaseScript BitbucketBaseScript baseScript

def gitAgent = ScriptRunnerImpl.getOsgiService(GitAgent)
def eventPublisher = ComponentLocator.getComponent(EventPublisher)
def repository = (event as RepositoryCreatedEvent).repository
def builder = (gitCommandBuilderFactory as GitCommandBuilderFactory).builder(repository)

def newTree = builder
    .command("write-tree")
    .build(StringCommandOutputHandler.stringOut())
    .call()

def newCommit = builder
    .command("commit-tree")
    .argument(newTree)
    .argument("-m")
    .argument("Initial commit")
    .build(StringCommandOutputHandler.stringOut())
    .call()

gitAgent.createRef(repository, "refs/heads/master", newCommit)
eventPublisher.publish(new RepositoryPushEvent("", repository, []))

com.atlassian.bitbucket.scm.git.GitAgent this class is depricated since 5.10 version. Do you have any idea how to createRef using another class? Thank you!