diff --git a/NuGet.config b/NuGet.config
index ce4bddaa76d..b1922c34161 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-fa7cdde" value="https://pkgs.dev.azure.com/dnceng/internal/_packaging/darc-int-dotnet-runtime-fa7cdded/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" />
@@ -25,7 +24,6 @@
     <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-fa7cdde" 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 70702141332..f8bdf32fba3 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -191,29 +191,29 @@ Note: if the Uri is a new place, you will need to add a subscription from that p
   </ProductDependencies>
   <ToolsetDependencies>
     <!-- Arcade -->
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="9.0.0-beta.25562.4">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="9.0.0-beta.25608.5">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>6e2d8e204cebac7d3989c1996f96e5a9ed63fa80</Sha>
+      <Sha>92e45d251889042fd956e18b28d489020298d864</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.GenFacades" Version="9.0.0-beta.25562.4">
+    <Dependency Name="Microsoft.DotNet.GenFacades" Version="9.0.0-beta.25608.5">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>6e2d8e204cebac7d3989c1996f96e5a9ed63fa80</Sha>
+      <Sha>92e45d251889042fd956e18b28d489020298d864</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.CMake.Sdk" Version="9.0.0-beta.25562.4">
+    <Dependency Name="Microsoft.DotNet.CMake.Sdk" Version="9.0.0-beta.25608.5">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>6e2d8e204cebac7d3989c1996f96e5a9ed63fa80</Sha>
+      <Sha>92e45d251889042fd956e18b28d489020298d864</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Helix.Sdk" Version="9.0.0-beta.25562.4">
+    <Dependency Name="Microsoft.DotNet.Helix.Sdk" Version="9.0.0-beta.25608.5">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>6e2d8e204cebac7d3989c1996f96e5a9ed63fa80</Sha>
+      <Sha>92e45d251889042fd956e18b28d489020298d864</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.RemoteExecutor" Version="9.0.0-beta.25562.4">
+    <Dependency Name="Microsoft.DotNet.RemoteExecutor" Version="9.0.0-beta.25608.5">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>6e2d8e204cebac7d3989c1996f96e5a9ed63fa80</Sha>
+      <Sha>92e45d251889042fd956e18b28d489020298d864</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.XUnitExtensions" Version="9.0.0-beta.25562.4">
+    <Dependency Name="Microsoft.DotNet.XUnitExtensions" Version="9.0.0-beta.25608.5">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>6e2d8e204cebac7d3989c1996f96e5a9ed63fa80</Sha>
+      <Sha>92e45d251889042fd956e18b28d489020298d864</Sha>
     </Dependency>
   </ToolsetDependencies>
 </Dependencies>
diff --git a/eng/Versions.props b/eng/Versions.props
index 15d059eb0e4..74a80992c2e 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -57,9 +57,9 @@
   </PropertyGroup>
   <!-- Arcade -->
   <PropertyGroup>
-    <MicrosoftDotNetGenFacadesPackageVersion>9.0.0-beta.25562.4</MicrosoftDotNetGenFacadesPackageVersion>
-    <MicrosoftDotNetRemoteExecutorVersion>9.0.0-beta.25562.4</MicrosoftDotNetRemoteExecutorVersion>
-    <MicrosoftDotNetXUnitExtensionsPackageVersion>9.0.0-beta.25562.4</MicrosoftDotNetXUnitExtensionsPackageVersion>
+    <MicrosoftDotNetGenFacadesPackageVersion>9.0.0-beta.25608.5</MicrosoftDotNetGenFacadesPackageVersion>
+    <MicrosoftDotNetRemoteExecutorVersion>9.0.0-beta.25608.5</MicrosoftDotNetRemoteExecutorVersion>
+    <MicrosoftDotNetXUnitExtensionsPackageVersion>9.0.0-beta.25608.5</MicrosoftDotNetXUnitExtensionsPackageVersion>
     <MicrosoftNETTestSdkVersion>17.4.0-preview-20220707-01</MicrosoftNETTestSdkVersion>
   </PropertyGroup>
   <!-- Below have no corresponding entries in Versions.Details.XML because they are not updated via Maestro -->
diff --git a/eng/common/core-templates/job/source-build.yml b/eng/common/core-templates/job/source-build.yml
index 5baedac1e03..1037ccedcb5 100644
--- a/eng/common/core-templates/job/source-build.yml
+++ b/eng/common/core-templates/job/source-build.yml
@@ -65,7 +65,7 @@ jobs:
           demands: ImageOverride -equals build.ubuntu.2004.amd64
         ${{ if eq(variables['System.TeamProject'], 'internal') }}:
           name: $[replace(replace(eq(contains(coalesce(variables['System.PullRequest.TargetBranch'], variables['Build.SourceBranch'], 'refs/heads/main'), 'release'), 'true'), True, 'NetCore1ESPool-Svc-Internal'), False, 'NetCore1ESPool-Internal')]
-          image: 1es-mariner-2
+          image: 1es-azurelinux-3
           os: linux
     ${{ else }}:
       pool:
diff --git a/eng/common/core-templates/job/source-index-stage1.yml b/eng/common/core-templates/job/source-index-stage1.yml
index 662b9fcce15..ddf8c2e00d8 100644
--- a/eng/common/core-templates/job/source-index-stage1.yml
+++ b/eng/common/core-templates/job/source-index-stage1.yml
@@ -6,7 +6,7 @@ parameters:
   sourceIndexBuildCommand: powershell -NoLogo -NoProfile -ExecutionPolicy Bypass -Command "eng/common/build.ps1 -restore -build -binarylog -ci"
   preSteps: []
   binlogPath: artifacts/log/Debug/Build.binlog
-  condition: ''
+  condition: eq(variables['Build.SourceBranch'], 'refs/heads/main')
   dependsOn: ''
   pool: ''
   is1ESPipeline: ''
diff --git a/eng/common/core-templates/steps/source-build.yml b/eng/common/core-templates/steps/source-build.yml
index 0718e4ba902..7846584d2a7 100644
--- a/eng/common/core-templates/steps/source-build.yml
+++ b/eng/common/core-templates/steps/source-build.yml
@@ -41,7 +41,7 @@ steps:
     # in the default public locations.
     internalRuntimeDownloadArgs=
     if [ '$(dotnetbuilds-internal-container-read-token-base64)' != '$''(dotnetbuilds-internal-container-read-token-base64)' ]; then
-      internalRuntimeDownloadArgs='/p:DotNetRuntimeSourceFeed=https://dotnetbuilds.blob.core.windows.net/internal /p:DotNetRuntimeSourceFeedKey=$(dotnetbuilds-internal-container-read-token-base64) --runtimesourcefeed https://dotnetbuilds.blob.core.windows.net/internal --runtimesourcefeedkey $(dotnetbuilds-internal-container-read-token-base64)'
+      internalRuntimeDownloadArgs='/p:DotNetRuntimeSourceFeed=https://ci.dot.net/internal /p:DotNetRuntimeSourceFeedKey=$(dotnetbuilds-internal-container-read-token-base64) --runtimesourcefeed https://ci.dot.net/internal --runtimesourcefeedkey $(dotnetbuilds-internal-container-read-token-base64)'
     fi
 
     buildConfig=Release
diff --git a/global.json b/global.json
index e2f7221968c..799200a5f13 100644
--- a/global.json
+++ b/global.json
@@ -14,9 +14,9 @@
     "version": "9.0.112"
   },
   "msbuild-sdks": {
-    "Microsoft.DotNet.Arcade.Sdk": "9.0.0-beta.25562.4",
-    "Microsoft.DotNet.CMake.Sdk": "9.0.0-beta.25562.4",
-    "Microsoft.DotNet.Helix.Sdk": "9.0.0-beta.25562.4",
+    "Microsoft.DotNet.Arcade.Sdk": "9.0.0-beta.25608.5",
+    "Microsoft.DotNet.CMake.Sdk": "9.0.0-beta.25608.5",
+    "Microsoft.DotNet.Helix.Sdk": "9.0.0-beta.25608.5",
     "FIX-85B6-MERGE-9C38-CONFLICT": "1.0.0",
     "Microsoft.NET.Sdk.IL": "9.0.11"
   },