Systemd-mount --help

systemd-mount --help
systemd-mount [OPTIONS...] WHAT [WHERE]
systemd-mount [OPTIONS...] --list
systemd-mount [OPTIONS...] --umount WHAT|WHERE...

Establish a mount or auto-mount point transiently. 

  -h --help                       Show this help
     --version                    Show package version
     --no-block                   Do not wait until operation finished
     --no-pager                   Do not pipe output into a pager
     --no-legend                  Do not show the headers
  -l --full                       Do not ellipsize output
     --no-ask-password            Do not prompt for password
  -q --quiet                      Suppress information messages during runtime
     --user                       Run as user unit
  -H --host=[USER@]HOST           Operate on remote host
  -M --machine=CONTAINER          Operate on local container
     --discover                   Discover mount device metadata
  -t --type=TYPE                  File system type
  -o --options=OPTIONS            Mount options
     --owner=USER                 Add uid= and gid= options for USER
     --fsck=no                    Don't run file system check before mount
     --description=TEXT           Description for unit
  -p --property=NAME=VALUE        Set mount unit property
  -A --automount=BOOL             Create an auto-mount point
     --timeout-idle-sec=SEC       Specify automount idle timeout
     --automount-property=NAME=VALUE
                                  Set automount unit property
     --bind-device                Bind automount unit to device
     --list                       List mountable block devices
  -u --umount                     Unmount mount points
  -G --collect                    Unload unit after it stopped, even when failed 

See the systemd-mount(1) man page for details.

See also

• Systemd: systemctl, systemd-journald, journalctl systemd-cat, systemd-logind, systemd-networkd:networkctl, systemd-timesyncd, systemd-resolved, systemd-udevd , Systemd-logind: loginctl, hostnamectl, udevadm, systemd-run, portablectl, systemd-nspawn, systemd resource management, Timer (systemd), systemd logs, /etc/systemd/, systemd services, systemd-mount, /run/systemd/, .service, /usr/lib/systemd/, /usr/lib/systemd/system/, /usr/lib/systemd/system/systemd-resolved.service, /lib/systemd/, machinectl, systemd-oomd, systemd-analyze

https://wiki.ubuntu.com/DebuggingSystemd