"refs/heads/master");
final CodeReviewCommit codeReviewCommit =
new CodeReviewCommit(sourceMergeTip.toObjectId());
final Change submitedChange =
new Change(new Change.Key(sourceMergeTip.toObjectId().getName()),
new Change.Id(1), new Account.Id(1), sourceBranchNameKey);
codeReviewCommit.change = submitedChange;
final Map<Change.Id, CodeReviewCommit> mergedCommits =
new HashMap<Change.Id, CodeReviewCommit>();