Comment 3 for bug 72095

[Updating] opal (2.2.3.dfsg-0ubuntu2 [Ubuntu] < 2.2.3.dfsg-2 [Debian])
 * Trying to add opal...
  - <opal_2.2.3.dfsg-2.dsc: downloading from http://ftp.debian.org/debian/>
  - <opal_2.2.3.dfsg-2.diff.gz: downloading from http://ftp.debian.org/debian/>
  - <opal_2.2.3.dfsg.orig.tar.gz: already in distro - downloading from librarian>
I: opal [main] -> libopal-dbg_2.2.3.dfsg-0ubuntu2 [main].
I: opal [main] -> libopal-doc_2.2.3.dfsg-0ubuntu2 [main].
I: opal [main] -> libopal-dev_2.2.3.dfsg-0ubuntu2 [main].
I: opal [main] -> simpleopal_2.2.3.dfsg-0ubuntu2 [universe].
I: opal [main] -> libopal-2.2.0_2.2.3.dfsg-0ubuntu2 [main].
 * command was 'dpkg-source -sn -x /home/lp_archive/syncs/opal_2.2.3.dfsg-2.dsc'
 [dpkg-source output:] dpkg-source: error: file opal_2.2.3.dfsg.orig.tar.gz has size 3997608 instead of expected 3990395

You need to do a fake sync due to the orig.tar.gz mismatch.