root@localhost:/boot/uboot# /usr/lib/apt/apt-helper download-file http://people.canonical.com/~mvo/tmp/uboot.env uboot.env
Get:1 http://people.canonical.com/~mvo/tmp/uboot.env [16.4 kB]
Fetched 16.4 kB in 0s (27.4 kB/s)
root@localhost:/boot/uboot# fw_printenv 
initrd_addr=0x88080000
uenvcmd=load mmc ${bootpart} ${loadaddr} snappy-system.txt; env import -t $loadaddr $filesize; run snappy_boot
bootpart=0:1