old_contents: ##############################################################################
  # Copyright (c) 2013-2017, Lawrence Livermore National Security, LLC.
  # Produced at the Lawrence Livermore National Laboratory.
  #
  # This file is part of Spack.
  # Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
  # LLNL-CODE-647188
  #
  # For details, see https://github.com/llnl/spack
  # Please also see the NOTICE and LICENSE files for our notice and the LGPL.
  #
  # This program is free software; you can redistribute it and/or modify
  # it under the terms of the GNU Lesser General Public License (as
  # published by the Free Software Foundation) version 2.1, February 1999.
  #
  # This program is distributed in the hope that it will be useful, but
  # WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
  # conditions of the GNU Lesser General Public License for more details.
  #
  # You should have received a copy of the GNU Lesser General Public
  # License along with this program; if not, write to the Free Software
  # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  ##############################################################################
  from spack import *
  
  
  class GitLfs(Package):
      """Git LFS is a system for managing and versioning large files in
         association with a Git repository.  Instead of storing the large files
         within the Git repository as blobs, Git LFS stores special "pointer
         files" in the repository, while storing the actual file contents on a
         Git LFS server."""
  
      homepage = "https://git-lfs.github.com"
      git_url  = "https://github.com/github/git-lfs.git"
  
      version('2.0.2', git=git_url, tag='v2.0.2')
      version('1.4.1', git=git_url, tag='v1.4.1')
      version('1.3.1', git=git_url, tag='v1.3.1')
  
      # TODO: Add tests by following the instructions at this location:
      # https://github.com/github/git-lfs/blob/master/CONTRIBUTING.md#building
  
      depends_on('go@1.5:', type='build')
      depends_on('git@1.8.2:', type='run')
  
      def install(self, spec, prefix):
          bootstrap_script = Executable(join_path('script', 'bootstrap'))
          bootstrap_script()
  
          mkdirp(prefix.bin)
          install(join_path('bin', 'git-lfs'), prefix.bin)
  
new_contents: ##############################################################################
  # Copyright (c) 2013-2017, Lawrence Livermore National Security, LLC.
  # Produced at the Lawrence Livermore National Laboratory.
  #
  # This file is part of Spack.
  # Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
  # LLNL-CODE-647188
  #
  # For details, see https://github.com/llnl/spack
  # Please also see the NOTICE and LICENSE files for our notice and the LGPL.
  #
  # This program is free software; you can redistribute it and/or modify
  # it under the terms of the GNU Lesser General Public License (as
  # published by the Free Software Foundation) version 2.1, February 1999.
  #
  # This program is distributed in the hope that it will be useful, but
  # WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
  # conditions of the GNU Lesser General Public License for more details.
  #
  # You should have received a copy of the GNU Lesser General Public
  # License along with this program; if not, write to the Free Software
  # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  ##############################################################################
  from spack import *
  
  
  class GitLfs(Package):
      """Git LFS is a system for managing and versioning large files in
         association with a Git repository.  Instead of storing the large files
         within the Git repository as blobs, Git LFS stores special "pointer
         files" in the repository, while storing the actual file contents on a
         Git LFS server."""
  
      homepage = "https://git-lfs.github.com"
      git_url  = "https://github.com/github/git-lfs.git"
  
      version('2.3.0', git=git_url, tag='v2.3.0')
      version('2.2.1', git=git_url, tag='v2.2.1')
      version('2.0.2', git=git_url, tag='v2.0.2')
      version('1.4.1', git=git_url, tag='v1.4.1')
      version('1.3.1', git=git_url, tag='v1.3.1')
  
      # TODO: Add tests by following the instructions at this location:
      # https://github.com/github/git-lfs/blob/master/CONTRIBUTING.md#building
  
      depends_on('go@1.5:', type='build')
      depends_on('git@1.8.2:', type='run')
  
      def install(self, spec, prefix):
          bootstrap_script = Executable(join_path('script', 'bootstrap'))
          bootstrap_script()
  
          mkdirp(prefix.bin)
          install(join_path('bin', 'git-lfs'), prefix.bin)
  
subject: add 2.2.1 and 2.3.0 (#5429)