-Right now poacheggs only knows Subversion. I hope to add Mercurial in
-the not-too-distant future, as that system in particular is used by
-quite a few open source Python projects (once that's added, support
-for Bazaar, git, etc. will probably be easy).
+Right now pip knows Subversion, Git and Mercurial.
You can also give specific revisions to an SVN URL, like::