There are a bunch of file in the history of my hg repo that have been removed. They are causing the repo to get pretty big (several of them are images, and sql dumps from ea
See:
$ hg convert --help
...
$ hg convert --filemap fmap old new
where file fmap contains something like:
exclude path/to/file/to/purge
(src: https://www.mercurial-scm.org/pipermail/mercurial/2008-August/020721.html)