umount.davfs(8) on Linux
The text 9bdc60b340c7, as Debian 10 (Buster) shipped it.
Umount-helper to unmount a davfs2 file system
Flags it lists
-
--help -
--version -
-V -
-f -
-h -
-l -
-n -
-r -
-t -
-v