ubuntu@ubuntu:/$ cat /mnt/etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=6.06
DISTRIB_CODENAME=dapper
DISTRIB_DESCRIPTION="Ubuntu 6.06.1 LTS"
ubuntu@ubuntu:/$ cat /devsda3/etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=10.04
DISTRIB_CODENAME=lucid
DISTRIB_DESCRIPTION="Ubuntu 10.04.4 LTS"