[MacPorts] #16373: svn git and hg fetch type should maintain a persistent working copy

[MacPorts]

#16373: svn git and hg fetch type should maintain a persistent working copy
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  Reporter:  ryandesign@…  |      Owner:  macports-tickets@…
      Type:  enhancement   |     Status:  new
  Priority:  Normal        |  Milestone:  MacPorts Future
 Component:  base          |    Version:  1.7.0
Resolution:                |   Keywords:  performance fetch
      Port:                |
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Comment (by snc@…):

 For git, we could store the downloaded repository in the distfiles
 directory. If local repo doesn't exist `git clone`, or if local repo
 exists `git reset --hard && git pull`.

 This repo can then be locally cloned or checked out to the working
 directory.

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Ticket URL: <https://trac.macports.org/ticket/16373#comment:10>
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