Why? Because the `mount` here will sometimes fail when run in `debian:jessie`, which is what the environrment hosting the test suite is running if run from the `Makefile`. Also, why the heck not containerize it, all the things. Signed-off-by: Brian Goff <cpuguy83@gmail.com> Upstream-commit: 59b83d8aae106cdc4042c29c900069fc804b2b68 Component: engine