How to use the @lerna/check-working-tree.throwIfUncommitted function in @lerna/check-working-tree

? stage => {
          this.logger.warn("lifecycle", "Skipping root %j because it has already been called", stage);
        }
      : stage => this.runPackageLifecycle(this.project.manifest, stage);

    const tasks = [
      () => this.getVersionsForUpdates(),
      versions => this.setUpdatesForVersions(versions),
      () => this.confirmVersions(),
    ];

    // amending a commit probably means the working tree is dirty
    if (this.commitAndTag && this.gitOpts.amend !== true) {
      const { forcePublish, conventionalCommits, conventionalGraduate } = this.options;
      const checkUncommittedOnly = forcePublish || (conventionalCommits && conventionalGraduate);
      const check = checkUncommittedOnly ? checkWorkingTree.throwIfUncommitted : checkWorkingTree;
      tasks.unshift(() => check(this.execOpts));
    } else {
      this.logger.warn("version", "Skipping working tree validation, proceed at your own risk");
    }

    return pWaterfall(tasks);
  }

verifyWorkingTreeClean() {
    return describeRef(this.execOpts).then(checkWorkingTree.throwIfUncommitted);
  }