$ mintupdate-tool --help
usage: mintupdate-tool [-h] [-k | -nk] [-s] [-r] [-d] [-y]
                       [--install-recommends] [-l LEVELS]
                       command

positional arguments:
  command               command to run (possible commands are: list, upgrade)

optional arguments:
  -h, --help            show this help message and exit
  -k, --kernel          ignore settings and include all kernel updates
  -nk, --no-kernel      ignore settings and exclude all kernel updates
  -s, --security        ignore settings and include all security updates
  -r, --refresh-cache   refresh the APT cache
  -d, --dry-run         simulation mode, don't upgrade anything
  -y, --yes             automatically answer yes to all questions
  --install-recommends  install recommended packages (use with caution)
  -l LEVELS, --levels LEVELS
                        ignore settings and restrict to this list of levels

$ mintupdate-tool -r list

$ mintupdate-tool --dry-run upgrade

$ sudo mintupdate-tool upgrade

$ sudo mintupdate-tool -l 12345 list
4 package         mesa                                          17.2.4-0ubuntu1~16.04.4