Reapply "Fixup sourcelink information" (dotnet#47416)

This reverts commit d956fb2.

Author: mmitche

src/SourceBuild/content/repo-projects/Directory.Build.props

@@ -125,6 +125,9 @@
     <!-- Don't flow these control properties during testing to avoid the outer/inner complexity. -->
     <BuildArgs>$(BuildArgs) /p:DotNetBuildRepo=true</BuildArgs>
     <BuildArgs>$(BuildArgs) /p:DotNetBuildOrchestrator=true</BuildArgs>
+    <!-- Pass the repository URL in globally so that we redirect sourcelink package information to the VMR repo. -->
+    <DotNetRepositoryUrl>https://github.com/dotnet/dotnet</DotNetRepositoryUrl>
+    <BuildArgs>$(BuildArgs) /p:RepositoryUrl=$(DotNetRepositoryUrl)</BuildArgs>
   </PropertyGroup>
   <PropertyGroup Condition="'$(DotNetBuildSourceOnly)' == 'true'">
     <BuildArgs>$(BuildArgs) /p:SourceBuiltSymbolsDir=$(IntermediateSymbolsRepoDir)</BuildArgs>