grub-mount(1) on Linux
The text 8240c9cf1563, as Debian 9 (Stretch) shipped it.
export GRUB filesystem with FUSE
Flags it lists
-
--crypto -
--debug -
--help -
--root -
--usage -
--verbose -
--version -
--zfs-key -
-? -
-C -
-K -
-V -
-d -
-r -
-v