diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 59e5715ff4c..796f5fdcfcd 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -2,9 +2,9 @@
 <Dependencies>
   <ProductDependencies>
     <!-- NB: Pinned for compatibility with Preview 5 -->
-    <Dependency Name="Microsoft.Extensions.Caching.Memory" Version="6.0.0-preview.6.21276.2" Pinned="True">
+    <Dependency Name="Microsoft.Extensions.Caching.Memory" Version="6.0.0-rc.1.21369.2">
       <Uri>https://github.com/dotnet/runtime</Uri>
-      <Sha>293d47286161827ecc0d6e96f9eb7b82dafe8307</Sha>
+      <Sha>f7e4c261815c66fde2c1e750b744f193e236c17e</Sha>
     </Dependency>
     <Dependency Name="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="6.0.0-rc.1.21369.2">
       <Uri>https://github.com/dotnet/runtime</Uri>
@@ -35,9 +35,9 @@
       <Sha>f7e4c261815c66fde2c1e750b744f193e236c17e</Sha>
     </Dependency>
     <!-- NB: Pinned for compatibility with Preview 5 -->
-    <Dependency Name="Microsoft.Extensions.Logging" Version="6.0.0-preview.6.21276.2" Pinned="True">
+    <Dependency Name="Microsoft.Extensions.Logging" Version="6.0.0-rc.1.21369.2">
       <Uri>https://github.com/dotnet/runtime</Uri>
-      <Sha>293d47286161827ecc0d6e96f9eb7b82dafe8307</Sha>
+      <Sha>f7e4c261815c66fde2c1e750b744f193e236c17e</Sha>
     </Dependency>
     <Dependency Name="System.Collections.Immutable" Version="6.0.0-rc.1.21369.2">
       <Uri>https://github.com/dotnet/runtime</Uri>
@@ -49,13 +49,13 @@
     </Dependency>
   </ProductDependencies>
   <ToolsetDependencies>
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="6.0.0-beta.21366.1">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="6.0.0-beta.21372.16">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>b03966cd85285e425ffe56003c0ab57e103dd14e</Sha>
+      <Sha>6224d1b573b73caaa84176bd83dabe75f202cdc7</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Helix.Sdk" Version="6.0.0-beta.21366.1">
+    <Dependency Name="Microsoft.DotNet.Helix.Sdk" Version="6.0.0-beta.21372.16">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>b03966cd85285e425ffe56003c0ab57e103dd14e</Sha>
+      <Sha>6224d1b573b73caaa84176bd83dabe75f202cdc7</Sha>
     </Dependency>
   </ToolsetDependencies>
 </Dependencies>
diff --git a/eng/Versions.props b/eng/Versions.props
index 0c6c4db0b3d..441c05b7a46 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -17,7 +17,7 @@
   <PropertyGroup Label="Dependencies from dotnet/runtime">
     <SystemCollectionsImmutableVersion>6.0.0-rc.1.21369.2</SystemCollectionsImmutableVersion>
     <SystemDiagnosticsDiagnosticSourceVersion>6.0.0-rc.1.21369.2</SystemDiagnosticsDiagnosticSourceVersion>
-    <MicrosoftExtensionsCachingMemoryVersion>6.0.0-preview.6.21276.2</MicrosoftExtensionsCachingMemoryVersion>
+    <MicrosoftExtensionsCachingMemoryVersion>6.0.0-rc.1.21369.2</MicrosoftExtensionsCachingMemoryVersion>
     <MicrosoftExtensionsConfigurationVersion>6.0.0-rc.1.21369.2</MicrosoftExtensionsConfigurationVersion>
     <MicrosoftExtensionsConfigurationAbstractionsVersion>6.0.0-rc.1.21369.2</MicrosoftExtensionsConfigurationAbstractionsVersion>
     <MicrosoftExtensionsConfigurationEnvironmentVariablesVersion>6.0.0-rc.1.21369.2</MicrosoftExtensionsConfigurationEnvironmentVariablesVersion>
@@ -25,7 +25,7 @@
     <MicrosoftExtensionsDependencyInjectionVersion>6.0.0-rc.1.21369.2</MicrosoftExtensionsDependencyInjectionVersion>
     <MicrosoftExtensionsDependencyModelVersion>6.0.0-rc.1.21369.2</MicrosoftExtensionsDependencyModelVersion>
     <MicrosoftExtensionsHostFactoryResolverSourcesVersion>6.0.0-rc.1.21369.2</MicrosoftExtensionsHostFactoryResolverSourcesVersion>
-    <MicrosoftExtensionsLoggingVersion>6.0.0-preview.6.21276.2</MicrosoftExtensionsLoggingVersion>
+    <MicrosoftExtensionsLoggingVersion>6.0.0-rc.1.21369.2</MicrosoftExtensionsLoggingVersion>
   </PropertyGroup>
   <PropertyGroup Label="Other dependencies">
     <MicrosoftCodeAnalysisVersion>3.7.0</MicrosoftCodeAnalysisVersion>
diff --git a/eng/common/templates/steps/source-build.yml b/eng/common/templates/steps/source-build.yml
index e20637ed6a1..705b7a1c847 100644
--- a/eng/common/templates/steps/source-build.yml
+++ b/eng/common/templates/steps/source-build.yml
@@ -29,6 +29,11 @@ steps:
       officialBuildArgs='/p:DotNetPublishUsingPipelines=true /p:OfficialBuildId=$(BUILD.BUILDNUMBER)'
     fi
 
+    internalRuntimeDownloadArgs=
+    if [ '$(dotnetclimsrc-read-sas-token-base64)' != '$''(dotnetclimsrc-read-sas-token-base64)' ]; then
+      internalRuntimeDownloadArgs='--runtimesourcefeed https://dotnetclimsrc.blob.core.windows.net/dotnet --runtimesourcefeedkey $(dotnetclimsrc-read-sas-token-base64)'
+    fi
+
     targetRidArgs=
     if [ '${{ parameters.platform.targetRID }}' != '' ]; then
       targetRidArgs='/p:TargetRid=${{ parameters.platform.targetRID }}'
@@ -43,6 +48,7 @@ steps:
       --configuration $buildConfig \
       --restore --build --pack $publishArgs -bl \
       $officialBuildArgs \
+      $internalRuntimeDownloadArgs \
       $targetRidArgs \
       /p:SourceBuildNonPortable=${{ parameters.platform.nonPortable }} \
       /p:ArcadeBuildFromSource=true
diff --git a/global.json b/global.json
index 3c1cc214e55..40ceb84331f 100644
--- a/global.json
+++ b/global.json
@@ -1,6 +1,6 @@
 {
   "tools": {
-    "dotnet": "6.0.100-preview.5.21302.13",
+    "dotnet": "6.0.100-preview.6.21355.2",
     "runtimes": {
       "dotnet": [
         "3.1.16",
@@ -13,12 +13,12 @@
     }
   },
   "sdk": {
-    "version": "6.0.100-preview.5.21302.13",
+    "version": "6.0.100-preview.6.21355.2",
     "allowPrerelease": true,
     "rollForward": "latestMajor"
   },
   "msbuild-sdks": {
-    "Microsoft.DotNet.Arcade.Sdk": "6.0.0-beta.21366.1",
-    "Microsoft.DotNet.Helix.Sdk": "6.0.0-beta.21366.1"
+    "Microsoft.DotNet.Arcade.Sdk": "6.0.0-beta.21372.16",
+    "Microsoft.DotNet.Helix.Sdk": "6.0.0-beta.21372.16"
   }
 }