def latest_build(repo, branch, jenkins_username, jenkins_password):
"Outputs the commit message for the last commit in the repo's branch"
default_branch = releases['default'][branch]
server = Jenkins(jenkins_username, jenkins_token)
enterprise_dist = EnterpriseDist(branch)
vanagon = PeModulesVanagon(branch)
last_build = server.last_build(default_branch)
sha = parse_build_description(last_build)
vanagon_ref = enterprise_dist.get_vanagon_commit_sha(sha)
repo_ref = vanagon.get_repo_commit_sha(vanagon_ref, repo)
project = Repo(repo, branch)
project_commit = project.latest()
if project_commit['sha'] == repo_ref:
click.echo(project_commit['message'])
else:
click.echo('Project was not tested in the latest smoke test')
