Merge pull request dotnet/core-setup#3675 from mmitche/fix-refnames-master
authorMatt Mitchell <mmitche@microsoft.com>
Wed, 7 Feb 2018 21:47:15 +0000 (13:47 -0800)
committerGitHub <noreply@github.com>
Wed, 7 Feb 2018 21:47:15 +0000 (13:47 -0800)
Fix duplicated refnames

Commit migrated from https://github.com/dotnet/core-setup/commit/06b1f60fd3004b8328e6f776f0c55915b7bbf6ab


Trivial merge