diff --git a/NuGet.config b/NuGet.config
index 35f6e2161360..1c2f27eb90ce 100644
--- a/NuGet.config
+++ b/NuGet.config
@@ -6,10 +6,8 @@
     <!--  Begin: Package sources from dotnet-extensions -->
     <!--  End: Package sources from dotnet-extensions -->
     <!--  Begin: Package sources from dotnet-efcore -->
-    <add key="darc-int-dotnet-efcore-f119d39" value="https://pkgs.dev.azure.com/dnceng/internal/_packaging/darc-int-dotnet-efcore-f119d39b/nuget/v3/index.json" />
     <!--  End: Package sources from dotnet-efcore -->
     <!--  Begin: Package sources from dotnet-runtime -->
-    <add key="darc-int-dotnet-runtime-a6bde67" value="https://pkgs.dev.azure.com/dnceng/internal/_packaging/darc-int-dotnet-runtime-a6bde67c/nuget/v3/index.json" />
     <!--  End: Package sources from dotnet-runtime -->
     <!--End: Package sources managed by Dependency Flow automation. Do not edit the sources above.-->
     <add key="dotnet-eng" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-eng/nuget/v3/index.json" />
@@ -30,10 +28,8 @@
     <clear />
     <!--Begin: Package sources managed by Dependency Flow automation. Do not edit the sources below.-->
     <!--  Begin: Package sources from dotnet-efcore -->
-    <add key="darc-int-dotnet-efcore-f119d39" value="true" />
     <!--  End: Package sources from dotnet-efcore -->
     <!--  Begin: Package sources from dotnet-runtime -->
-    <add key="darc-int-dotnet-runtime-a6bde67" value="true" />
     <!--  End: Package sources from dotnet-runtime -->
     <!--End: Package sources managed by Dependency Flow automation. Do not edit the sources above.-->
   </disabledPackageSources>
diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 8a241266ff22..59a2df7364c9 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -189,9 +189,9 @@
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-runtime</Uri>
       <Sha>a6bde67c455f2ac219988c7a66171631090b6f65</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.SourceBuild.Intermediate.source-build-externals" Version="8.0.0-alpha.1.26216.1">
+    <Dependency Name="Microsoft.SourceBuild.Intermediate.source-build-externals" Version="8.0.0-alpha.1.26301.1">
       <Uri>https://github.com/dotnet/source-build-externals</Uri>
-      <Sha>7abd7043b258fe69233070da30f6a88438f4b293</Sha>
+      <Sha>f537cc21040df4a14d26a3045a0d4b6fdc1efc3b</Sha>
       <SourceBuild RepoName="source-build-externals" ManagedOnly="true" />
     </Dependency>
     <Dependency Name="Microsoft.SourceBuild.Intermediate.symreader" Version="2.0.0-beta-23228-03">
diff --git a/eng/Versions.props b/eng/Versions.props
index 79fae3e14045..a60d23615f3f 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -165,7 +165,7 @@
     <MicrosoftDotNetBuildTasksTemplatingVersion>8.0.0-beta.26224.3</MicrosoftDotNetBuildTasksTemplatingVersion>
     <MicrosoftDotNetRemoteExecutorVersion>8.0.0-beta.26224.3</MicrosoftDotNetRemoteExecutorVersion>
     <!-- Packages from dotnet/source-build-externals -->
-    <MicrosoftSourceBuildIntermediatesourcebuildexternalsVersion>8.0.0-alpha.1.26216.1</MicrosoftSourceBuildIntermediatesourcebuildexternalsVersion>
+    <MicrosoftSourceBuildIntermediatesourcebuildexternalsVersion>8.0.0-alpha.1.26301.1</MicrosoftSourceBuildIntermediatesourcebuildexternalsVersion>
     <!-- Packages from dotnet/source-build-assets -->
     <MicrosoftSourceBuildIntermediatesourcebuildassetsVersion>8.0.0-alpha.1.26223.1</MicrosoftSourceBuildIntermediatesourcebuildassetsVersion>
     <!-- Packages from dotnet/symreader -->