diff --git a/NuGet.config b/NuGet.config
index e6046bdda5d..d1a8a417e43 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-runtime -->
-    <add key="darc-int-dotnet-runtime-f57e6dc" value="https://pkgs.dev.azure.com/dnceng/internal/_packaging/darc-int-dotnet-runtime-f57e6dc7/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" />
@@ -21,7 +20,6 @@
     <clear />
     <!--Begin: Package sources managed by Dependency Flow automation. Do not edit the sources below.-->
     <!--  Begin: Package sources from dotnet-runtime -->
-    <add key="darc-int-dotnet-runtime-f57e6dc" 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 d25dda95e20..7c8d894592f 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -67,17 +67,17 @@
     </Dependency>
   </ProductDependencies>
   <ToolsetDependencies>
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="9.0.0-beta.25208.6">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="9.0.0-beta.25225.6">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>aa61e8c20a869bcc994f8b29eb07d927d2bec6f4</Sha>
+      <Sha>bfbc858ba868b60fffaf7b2150f1d2165b01e786</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Build.Tasks.Templating" Version="9.0.0-beta.25208.6">
+    <Dependency Name="Microsoft.DotNet.Build.Tasks.Templating" Version="9.0.0-beta.25225.6">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>aa61e8c20a869bcc994f8b29eb07d927d2bec6f4</Sha>
+      <Sha>bfbc858ba868b60fffaf7b2150f1d2165b01e786</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Helix.Sdk" Version="9.0.0-beta.25208.6">
+    <Dependency Name="Microsoft.DotNet.Helix.Sdk" Version="9.0.0-beta.25225.6">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>aa61e8c20a869bcc994f8b29eb07d927d2bec6f4</Sha>
+      <Sha>bfbc858ba868b60fffaf7b2150f1d2165b01e786</Sha>
     </Dependency>
   </ToolsetDependencies>
 </Dependencies>
diff --git a/eng/Versions.props b/eng/Versions.props
index 098a1bd0102..e0f89a20148 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -34,7 +34,7 @@
     <SystemFormatsAsn1Version>9.0.4</SystemFormatsAsn1Version>
   </PropertyGroup>
   <PropertyGroup Label="Dependencies from dotnet/arcade">
-    <MicrosoftDotNetBuildTasksTemplatingVersion>9.0.0-beta.25208.6</MicrosoftDotNetBuildTasksTemplatingVersion>
+    <MicrosoftDotNetBuildTasksTemplatingVersion>9.0.0-beta.25225.6</MicrosoftDotNetBuildTasksTemplatingVersion>
   </PropertyGroup>
   <PropertyGroup Label="Other dependencies">
     <MicrosoftBuildFrameworkVersion>17.8.3</MicrosoftBuildFrameworkVersion>
diff --git a/eng/common/core-templates/job/source-build.yml b/eng/common/core-templates/job/source-build.yml
index c4713c8b6ed..d47f09d58fd 100644
--- a/eng/common/core-templates/job/source-build.yml
+++ b/eng/common/core-templates/job/source-build.yml
@@ -26,6 +26,8 @@ parameters:
   #   Specifies the build script to invoke to perform the build in the repo. The default
   #   './build.sh' should work for typical Arcade repositories, but this is customizable for
   #   difficult situations.
+  # buildArguments: ''
+  #   Specifies additional build arguments to pass to the build script.
   # jobProperties: {}
   #   A list of job properties to inject at the top level, for potential extensibility beyond
   #   container and pool.
diff --git a/eng/common/core-templates/job/source-index-stage1.yml b/eng/common/core-templates/job/source-index-stage1.yml
index 205fb5b3a39..8b833332b3e 100644
--- a/eng/common/core-templates/job/source-index-stage1.yml
+++ b/eng/common/core-templates/job/source-index-stage1.yml
@@ -1,7 +1,7 @@
 parameters:
   runAsPublic: false
-  sourceIndexUploadPackageVersion: 2.0.0-20240522.1
-  sourceIndexProcessBinlogPackageVersion: 1.0.1-20240522.1
+  sourceIndexUploadPackageVersion: 2.0.0-20250425.2
+  sourceIndexProcessBinlogPackageVersion: 1.0.1-20250425.2
   sourceIndexPackageSource: https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-tools/nuget/v3/index.json
   sourceIndexBuildCommand: powershell -NoLogo -NoProfile -ExecutionPolicy Bypass -Command "eng/common/build.ps1 -restore -build -binarylog -ci"
   preSteps: []
diff --git a/eng/common/core-templates/steps/source-build.yml b/eng/common/core-templates/steps/source-build.yml
index 2915d29bb7f..37133b55b75 100644
--- a/eng/common/core-templates/steps/source-build.yml
+++ b/eng/common/core-templates/steps/source-build.yml
@@ -79,6 +79,7 @@ steps:
     ${{ coalesce(parameters.platform.buildScript, './build.sh') }} --ci \
       --configuration $buildConfig \
       --restore --build --pack $publishArgs -bl \
+      ${{ parameters.platform.buildArguments }} \
       $officialBuildArgs \
       $internalRuntimeDownloadArgs \
       $internalRestoreArgs \
diff --git a/global.json b/global.json
index 70395de4fa1..93d3c09d1de 100644
--- a/global.json
+++ b/global.json
@@ -13,7 +13,7 @@
     }
   },
   "msbuild-sdks": {
-    "Microsoft.DotNet.Arcade.Sdk": "9.0.0-beta.25208.6",
-    "Microsoft.DotNet.Helix.Sdk": "9.0.0-beta.25208.6"
+    "Microsoft.DotNet.Arcade.Sdk": "9.0.0-beta.25225.6",
+    "Microsoft.DotNet.Helix.Sdk": "9.0.0-beta.25225.6"
   }
 }