tar: build rm -rf _build/mirage-firewall mkdir _build/mirage-firewall cp qubes_firewall.xen _build/mirage-firewall/vmlinuz touch _build/mirage-firewall/modules.img cat /dev/null | gzip -n > _build/mirage-firewall/initramfs tar cjf mirage-firewall.tar.bz2 -C _build --mtime=./build-with-docker.sh mirage-firewall