nextcloud-desktop/doc/options-cmd.rst

--path

Overrides default remote root folder to a specific subfolder on the server(e.g.: /Documents would sync the Documents subfolder on the server)

--user, -u <user>

Use user as the login name.

--password, -p <password>

Use password as the password.

-n

Use netrc(5) for login.

--non-interactive

Do not prompt for questions.

--silent, --s

Inhibits verbose log output.

--trust

Trust any SSL certificate, including invalid ones.

--httpproxy http://[user@pass:]<server>:<port>

Uses server as HTTP proxy.

--exclude <file>

Exclude list file

--unsyncedfolders <file>

File containing the list of unsynced folders (selective sync)

--max-sync-retries <n>

Retries maximum n times (defaults to 3)

-h

Sync hidden files,do not ignore them