ignoring name resolution errors

gistfile1.txt

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First part of chroot operations done successfully!
Reading package lists... Done
Building dependency tree... Done
The following extra packages will be installed:
  libncursesw5
The following NEW packages will be installed:
  apt-utils dialog libncursesw5 locales
0 upgraded, 4 newly installed, 0 to remove and 0 not upgraded.
Need to get 3996 kB of archives.
After this operation, 10.7 MB of additional disk space will be used.
WARNING: The following packages cannot be authenticated!
  apt-utils libncursesw5 locales dialog
Err http://ftp.uk.debian.org/emdebian/grip/ stable/main apt-utils armel 0.8.10.3+squeeze1em1
  Could not resolve 'ftp.uk.debian.org'
Err http://ftp.uk.debian.org/emdebian/grip/ stable/main libncursesw5 armel 5.7+20100313-5em1
  Could not resolve 'ftp.uk.debian.org'
Err http://ftp.uk.debian.org/emdebian/grip/ stable/main locales all 2.11.3-4em1
  Could not resolve 'ftp.uk.debian.org'
Err http://ftp.uk.debian.org/emdebian/grip/ stable/main dialog armel 1.1-20100428-1em1
  Could not resolve 'ftp.uk.debian.org'

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