Build-related workaround.

.appveyor.yml

@@ -4,7 +4,7 @@ image: Visual Studio 2019
 environment:
   MINVERBUILDMETADATA: build.%APPVEYOR_BUILD_NUMBER%
 
-# AppVeyor's displaye version, will get updated by MSBuild target
+# AppVeyor's displayed version, will get updated by MSBuild target
 version: '{build}'
 
 configuration: Release

Directory.Build.targets

@@ -0,0 +1,27 @@
+<!-- Workaround. Remove once we're on 3.1.300+
+https://github.com/dotnet/sourcelink/issues/572 -->
+<Project>
+  <PropertyGroup>
+    <TargetFrameworkMonikerAssemblyAttributesPath>$([System.IO.Path]::Combine('$(IntermediateOutputPath)','$(TargetFrameworkMoniker).AssemblyAttributes$(DefaultLanguageSourceExtension)'))</TargetFrameworkMonikerAssemblyAttributesPath>
+  </PropertyGroup>
+  <ItemGroup>
+    <EmbeddedFiles Include="$(GeneratedAssemblyInfoFile)"/>
+  </ItemGroup>
+
+  <ItemGroup>
+    <SourceRoot Include="$(NuGetPackageRoot)" Condition="'$(NuGetPackageRoot)' != ''" />
+  </ItemGroup>
+
+  <Target Name="GetPathMap" 
+          DependsOnTargets="InitializeSourceRootMappedPaths" 
+          Returns="@(_LocalTopLevelSourceRoot)"
+          Condition="'$(DeterministicSourcePaths)' == 'true'"
+          >
+
+    <ItemGroup>
+      <_LocalTopLevelSourceRoot Include="@(SourceRoot)" Condition="'%(SourceRoot.NestedRoot)' == ''"/>
+    </ItemGroup>
+
+  </Target>
+
+</Project>