dahlbyk/posh-git — pull request #67 by cromwellryan (2012-08-22 14:00:49+00:00)
Title: Adding svn prefix to branch name if svn clone

Hard check for .git\svn propogates the existance of that directory to Write-GitStatus using IsSvn.

I can imagine this evolving to support git-tf/git-tfs with a folder/prefix map. If you'd rather go all in on that pattern, let me know.