diff --git a/NuGet.config b/NuGet.config
index 59f15ff32eb..bc12be2ca22 100644
--- a/NuGet.config
+++ b/NuGet.config
@@ -4,7 +4,6 @@
     <clear />
     <!--Begin: Package sources managed by Dependency Flow automation. Do not edit the sources below.-->
     <!--  Begin: Package sources from dotnet-dotnet -->
-    <add key="darc-pub-dotnet-dotnet-2970f74" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-dotnet-2970f74d/nuget/v3/index.json" />
     <!--  End: Package sources from dotnet-dotnet -->
     <!--  Begin: Package sources from dotnet-runtime -->
     <add key="darc-pub-dotnet-runtime-98618ed" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-runtime-98618ede/nuget/v3/index.json" />
diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index fa883d70704..e78505fe79f 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -1,8 +1,8 @@
 <Dependencies>
   <ProductDependencies>
-    <Dependency Name="Microsoft.NET.Sdk" Version="10.0.301-servicing.26270.102">
+    <Dependency Name="Microsoft.NET.Sdk" Version="10.0.400-preview.0.26281.104">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>2970f74d535c31d8ad587c8127796c72f29bfcee</Sha>
+      <Sha>aec921632e75e1f29327709dd52e98c41f3b55cf</Sha>
     </Dependency>
     <Dependency Name="Microsoft.NET.ILLink" Version="10.0.3-servicing.26065.102">
       <Uri>https://github.com/dotnet/dotnet</Uri>
@@ -40,13 +40,13 @@
     </Dependency>
   </ProductDependencies>
   <ToolsetDependencies>
-    <Dependency Name="Microsoft.DotNet.Build.Tasks.Feed" Version="10.0.0-beta.26270.102">
+    <Dependency Name="Microsoft.DotNet.Build.Tasks.Feed" Version="10.0.0-beta.26281.104">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>2970f74d535c31d8ad587c8127796c72f29bfcee</Sha>
+      <Sha>aec921632e75e1f29327709dd52e98c41f3b55cf</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.TemplateEngine.Authoring.Tasks" Version="10.0.301">
+    <Dependency Name="Microsoft.TemplateEngine.Authoring.Tasks" Version="10.0.400-preview.26281.104">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>2970f74d535c31d8ad587c8127796c72f29bfcee</Sha>
+      <Sha>aec921632e75e1f29327709dd52e98c41f3b55cf</Sha>
     </Dependency>
   </ToolsetDependencies>
 </Dependencies>
diff --git a/eng/Versions.props b/eng/Versions.props
index 6796d26987e..dc64b326cb9 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -1,17 +1,17 @@
 <Project>
   <!--Package versions-->
   <PropertyGroup>
-    <MicrosoftNETSdkPackageVersion>10.0.301-servicing.26270.102</MicrosoftNETSdkPackageVersion>
+    <MicrosoftNETSdkPackageVersion>10.0.400-preview.0.26281.104</MicrosoftNETSdkPackageVersion>
     <MicrosoftDotnetSdkInternalPackageVersion>$(MicrosoftNETSdkPackageVersion)</MicrosoftDotnetSdkInternalPackageVersion>
     <MicrosoftNETILLinkPackageVersion>10.0.3-servicing.26065.102</MicrosoftNETILLinkPackageVersion>
     <MicrosoftNETCoreAppRefPackageVersion>10.0.3</MicrosoftNETCoreAppRefPackageVersion>
     <MicrosoftDotNetApiCompatPackageVersion>7.0.0-beta.22103.1</MicrosoftDotNetApiCompatPackageVersion>
-    <MicrosoftDotNetBuildTasksFeedPackageVersion>10.0.0-beta.26270.102</MicrosoftDotNetBuildTasksFeedPackageVersion>
+    <MicrosoftDotNetBuildTasksFeedPackageVersion>10.0.0-beta.26281.104</MicrosoftDotNetBuildTasksFeedPackageVersion>
     <MicrosoftNETWorkloadMonoToolchainCurrentManifest100100PackageVersion>10.0.104</MicrosoftNETWorkloadMonoToolchainCurrentManifest100100PackageVersion>
     <MicrosoftNETWorkloadEmscriptenCurrentManifest100100PackageVersion>10.0.104</MicrosoftNETWorkloadEmscriptenCurrentManifest100100PackageVersion>
     <MicrosoftNETWorkloadMonoToolChainPackageVersion>$(MicrosoftNETWorkloadMonoToolChainCurrentManifest100100PackageVersion)</MicrosoftNETWorkloadMonoToolChainPackageVersion>
     <MicrosoftNETWorkloadEmscriptenPackageVersion>$(MicrosoftNETWorkloadEmscriptenCurrentManifest100100PackageVersion)</MicrosoftNETWorkloadEmscriptenPackageVersion>
-    <MicrosoftTemplateEngineAuthoringTasksPackageVersion>10.0.301</MicrosoftTemplateEngineAuthoringTasksPackageVersion>
+    <MicrosoftTemplateEngineAuthoringTasksPackageVersion>10.0.400-preview.26281.104</MicrosoftTemplateEngineAuthoringTasksPackageVersion>
     <MicrosoftDotNetCecilPackageVersion>0.11.5-alpha.26065.102</MicrosoftDotNetCecilPackageVersion>
     <SystemIOHashingPackageVersion>9.0.4</SystemIOHashingPackageVersion>
     <!-- Previous .NET Android version -->