diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index cc3eebb1a18..5c1c59bca56 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -5,9 +5,9 @@
       <Uri>https://github.com/dotnet/roslyn-analyzers</Uri>
       <Sha />
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="6.0.0-beta.21460.7">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="6.0.0-beta.21515.3">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>7324320f814152b72295946847ca72413507705a</Sha>
+      <Sha>f389f732d8cdca8ee1e38a534cf10c8c3182ba39</Sha>
       <SourceBuild RepoName="arcade" ManagedOnly="true" />
     </Dependency>
     <Dependency Name="NuGet.Build.Tasks" Version="6.0.0-preview.4.243">
@@ -18,9 +18,9 @@
       <Uri>https://github.com/dotnet/roslyn</Uri>
       <Sha>c1d8c6f043bc80425c6828455eb57f8a404759c6</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.XUnitExtensions" Version="6.0.0-beta.21460.7">
+    <Dependency Name="Microsoft.DotNet.XUnitExtensions" Version="6.0.0-beta.21515.3">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>7324320f814152b72295946847ca72413507705a</Sha>
+      <Sha>f389f732d8cdca8ee1e38a534cf10c8c3182ba39</Sha>
     </Dependency>
   </ToolsetDependencies>
 </Dependencies>
diff --git a/eng/Versions.props b/eng/Versions.props
index 7c66217f415..b2bd528f76b 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -32,7 +32,7 @@
     <!-- DotNetCliVersion MUST match the dotnet version in global.json.
          Otherwise, this version of dotnet will not be installed and the build will error out. -->
     <DotNetCliVersion>$([System.Text.RegularExpressions.Regex]::Match($([System.IO.File]::ReadAllText('$(MSBuildThisFileDirectory)..\global.json')), '"dotnet": "([^"]*)"').Groups.get_Item(1))</DotNetCliVersion>
-    <MicrosoftDotNetXUnitExtensionsVersion>6.0.0-beta.21460.7</MicrosoftDotNetXUnitExtensionsVersion>
+    <MicrosoftDotNetXUnitExtensionsVersion>6.0.0-beta.21515.3</MicrosoftDotNetXUnitExtensionsVersion>
     <MicrosoftCodeAnalysisBannedApiAnalyzersVersion>3.3.2</MicrosoftCodeAnalysisBannedApiAnalyzersVersion>
     <MicrosoftExtensionsDependencyModelVersion>6.0.0-preview.2.21154.6</MicrosoftExtensionsDependencyModelVersion>
     <MicrosoftNetCompilersToolsetVersion>4.0.0-5.21469.2</MicrosoftNetCompilersToolsetVersion>
diff --git a/eng/common/tools.ps1 b/eng/common/tools.ps1
index 02347914f5d..44484289943 100644
--- a/eng/common/tools.ps1
+++ b/eng/common/tools.ps1
@@ -709,14 +709,7 @@ function MSBuild() {
       Write-PipelineSetVariable -Name 'NUGET_PLUGIN_REQUEST_TIMEOUT_IN_SECONDS' -Value '20'
     }
 
-    if ($ci) {
-      $env:NUGET_ENABLE_EXPERIMENTAL_HTTP_RETRY = 'true'
-      $env:NUGET_EXPERIMENTAL_MAX_NETWORK_TRY_COUNT = 6
-      $env:NUGET_EXPERIMENTAL_NETWORK_RETRY_DELAY_MILLISECONDS = 1000
-      Write-PipelineSetVariable -Name 'NUGET_ENABLE_EXPERIMENTAL_HTTP_RETRY' -Value 'true'
-      Write-PipelineSetVariable -Name 'NUGET_EXPERIMENTAL_MAX_NETWORK_TRY_COUNT' -Value '6'
-      Write-PipelineSetVariable -Name 'NUGET_EXPERIMENTAL_NETWORK_RETRY_DELAY_MILLISECONDS' -Value '1000'
-    }
+    Enable-Nuget-EnhancedRetry
 
     $toolsetBuildProject = InitializeToolset
     $basePath = Split-Path -parent $toolsetBuildProject
@@ -764,6 +757,8 @@ function MSBuild-Core() {
     }
   }
 
+  Enable-Nuget-EnhancedRetry
+
   $buildTool = InitializeBuildTool
 
   $cmdArgs = "$($buildTool.Command) /m /nologo /clp:Summary /v:$verbosity /nr:$nodeReuse /p:ContinuousIntegrationBuild=$ci"
@@ -904,3 +899,18 @@ function Try-LogClientIpAddress()
         Write-Host "Unable to get this machine's effective IP address for logging: $_"
     }
 }
+
+#
+# If $ci flag is set, turn on (and log that we did) special environment variables for improved Nuget client retry logic.
+#
+function Enable-Nuget-EnhancedRetry() {
+    if ($ci) {
+      Write-Host "Setting NUGET enhanced retry environment variables"
+      $env:NUGET_ENABLE_EXPERIMENTAL_HTTP_RETRY = 'true'
+      $env:NUGET_EXPERIMENTAL_MAX_NETWORK_TRY_COUNT = 6
+      $env:NUGET_EXPERIMENTAL_NETWORK_RETRY_DELAY_MILLISECONDS = 1000
+      Write-PipelineSetVariable -Name 'NUGET_ENABLE_EXPERIMENTAL_HTTP_RETRY' -Value 'true'
+      Write-PipelineSetVariable -Name 'NUGET_EXPERIMENTAL_MAX_NETWORK_TRY_COUNT' -Value '6'
+      Write-PipelineSetVariable -Name 'NUGET_EXPERIMENTAL_NETWORK_RETRY_DELAY_MILLISECONDS' -Value '1000'
+    }
+}
diff --git a/global.json b/global.json
index c0ab9c781c8..6a1d31f66cd 100644
--- a/global.json
+++ b/global.json
@@ -15,6 +15,6 @@
   },
   "msbuild-sdks": {
     "Microsoft.Build.CentralPackageVersions": "2.0.1",
-    "Microsoft.DotNet.Arcade.Sdk": "6.0.0-beta.21460.7"
+    "Microsoft.DotNet.Arcade.Sdk": "6.0.0-beta.21515.3"
   }
 }