Ubuntu に hgview をインストールするにはどうすればよいですか?

Ubuntu に hgview をインストールするにはどうすればよいですか?

Ubuntu にインストールしようとしていますhgviewが、うまくいきません。

$ hg version
Mercurial Distributed SCM (version 2.1)
(see http://mercurial.selenic.com for more information)

Copyright (C) 2005-2012 Matt Mackall and others
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

$ sudo apt-get install hgview
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
  hgview: Depends: mercurial (>= 0.9.3)
E: Broken packages

気まぐれなUbuntu リポジトリからインストールしました。 についてはdpkg、次のようになります:

$ dpkg -l mercurial*
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Cfg-files/Unpacked/Failed-cfg/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name                                           Version                                        Description
+++-==============================================-==============================================-============================================================================================================
ii  mercurial                                      2.1-0ppa1~lucid1                               easy-to-use, scalable distributed version control system
ii  mercurial-common                               2.1-0ppa1~lucid1                               easy-to-use, scalable distributed version control system (common files)
ii  mercurial-git                                  0.3.1-1~lucid1                                 Git plugin for Mercurial

何が問題なのですか?

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