code: public Pager<Commit> getCommits(Object projectIdOrPath, int itemsPerPage) throws GitLabApiException {
          return (getCommits(projectIdOrPath, null, null, null, itemsPerPage));
      }
docs: Get a Pager of repository commits in a project.
  
  <pre><code>GitLab Endpoint: GET /projects/:id/repository/commits</code></pre>
  
  @param projectIdOrPath the project in the form of an Integer(ID), String(path), or Project instance
  @param itemsPerPage the number of Commit instances that will be fetched per page
  @return a Pager containing the commits for the specified project ID
  @throws GitLabApiException GitLabApiException if any exception occurs during execution