@Nullable
  private GitRemoteBranch getRemoteTrackingBranch() {
    final GitLocalBranch localBranch = this.getSourceBranch();

    return localBranch != null && this.gitRepository != null
        ? localBranch.findTrackedBranch(this.gitRepository)
        : null;
  }
  private ListenableFuture<Pair<String, GitCommandResult>> doPushCommits(
      @NotNull final GitRepository gitRepository,
      @NotNull final GitLocalBranch localBranch,
      @NotNull final GitRemote gitRemote,
      @NotNull final ProgressIndicator indicator) {
    // just set the result without going off to another thread, we should already be in a background
    // task
    SettableFuture<Pair<String, GitCommandResult>> pushResult =
        SettableFuture.<Pair<String, GitCommandResult>>create();

    indicator.setText(TfPluginBundle.message(TfPluginBundle.KEY_CREATE_PR_PUSH_TITLE));
    final Git git = ServiceManager.getService(Git.class);

    final GitRemoteBranch trackingBranch = localBranch.findTrackedBranch(gitRepository);

    final String createdBranchNameOnServer;
    final StringBuilder pushSpec = new StringBuilder(localBranch.getName());
    if (trackingBranch != null && trackingBranch.getRemote().equals(gitRemote)) {
      // if the tracking branch is on the same remote, we should update that
      pushSpec.append(":").append(trackingBranch.getNameForRemoteOperations());
      createdBranchNameOnServer = trackingBranch.getNameForRemoteOperations();
    } else {
      createdBranchNameOnServer = localBranch.getName();
    }

    final String fetchUrl = getFetchUrl(gitRemote);
    final String pushSpecStr = pushSpec.toString();
    final String gitRemoteName = gitRemote.getName();
    logger.debug("Pushing {} to {}: {}", pushSpecStr, gitRemoteName, fetchUrl);
    final GitCommandResult result =
        git.push(gitRepository, gitRemoteName, fetchUrl, pushSpecStr, true);

    if (result.success()) {
      pushResult.set(Pair.create(createdBranchNameOnServer, result));
    } else {
      final String errMsg = result.getErrorOutputAsJoinedString();
      pushResult.setException(new GitExecutionException(errMsg, null));
    }

    return pushResult;
  }