"    Input:  {
              (path)  - repo UOA (where to create entry)
              (type)  - type
              (url)   - URL

                or

              (data_uoa)      - repo UOA

              (clone)         - if 'yes', clone repo instead of update

              (current_repos) - if resolving dependencies on other repos, list of repos being updated (to avoid infinite recursion)

              (git)           - if 'yes', use git protocol instead of https

              (ignore_pull)   - useful just for switching to another branch

              (stable)        - take stable version (highly experimental)
              (version)       - checkout version (default - stable)
              (branch)        - git branch
              (checkout)      - git checkout
            }

    Output: {
              return       - return code =  0, if successful
                                         >  0, if error
              (error)      - error text if return > 0
            }

"