Provided by: ostree_2018.8-0ubuntu0.2_amd64 

NAME
ostree-admin-init-fs - Initialize a new root filesystem
SYNOPSIS
ostree admin init-fs [OPTIONS...] {PATH}
DESCRIPTION
Initialize an empty physical root filesystem in the designated PATH, with normal toplevels and correct
permissions for each directory. Primarily useful for operating system installers.
EXAMPLE
$ mkdir /example
$ ostree admin init-fs /example
$ ls /example
boot dev home ostree proc root run sys tmp
OSTree OSTREE ADMIN INIT-F(1)