diff --git a/eng/Version.Details.props b/eng/Version.Details.props
index 0d1d55dd6fb..65b1677e6a9 100644
--- a/eng/Version.Details.props
+++ b/eng/Version.Details.props
@@ -6,7 +6,7 @@ This file should be imported by eng/Versions.props
 <Project>
   <PropertyGroup>
     <!-- dotnet/dotnet dependencies -->
-    <MicrosoftDotNetArcadeSdkPackageVersion>10.0.0-beta.26070.115</MicrosoftDotNetArcadeSdkPackageVersion>
+    <MicrosoftDotNetArcadeSdkPackageVersion>10.0.0-beta.26076.108</MicrosoftDotNetArcadeSdkPackageVersion>
     <SystemCommandLinePackageVersion>2.0.1</SystemCommandLinePackageVersion>
     <!-- _git/dotnet-runtime dependencies -->
     <MicrosoftBclAsyncInterfacesPackageVersion>10.0.1</MicrosoftBclAsyncInterfacesPackageVersion>
diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 74b315ccc3c..dcbc21bf797 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Dependencies>
-  <Source Uri="https://github.com/dotnet/dotnet" Mapping="templating" Sha="f962f7efe8b17a25dde3403b7d2abd5c239fcbac" BarId="298120" />
+  <Source Uri="https://github.com/dotnet/dotnet" Mapping="templating" Sha="3b3cc2b93b356d46a6fb36768479ea53515fc2cd" BarId="298863" />
   <ProductDependencies>
     <Dependency Name="System.CommandLine" Version="2.0.1">
       <Uri>https://github.com/dotnet/dotnet</Uri>
@@ -8,9 +8,9 @@
     </Dependency>
   </ProductDependencies>
   <ToolsetDependencies>
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="10.0.0-beta.26070.115">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="10.0.0-beta.26076.108">
       <Uri>https://github.com/dotnet/dotnet</Uri>
-      <Sha>f962f7efe8b17a25dde3403b7d2abd5c239fcbac</Sha>
+      <Sha>3b3cc2b93b356d46a6fb36768479ea53515fc2cd</Sha>
     </Dependency>
     <!-- Dependencies required for source build. We'll still update manually -->
     <Dependency Name="System.Formats.Asn1" Version="10.0.1">
diff --git a/eng/common/core-templates/job/source-build.yml b/eng/common/core-templates/job/source-build.yml
index c08b3ad8ad0..d805d5faeb9 100644
--- a/eng/common/core-templates/job/source-build.yml
+++ b/eng/common/core-templates/job/source-build.yml
@@ -63,7 +63,7 @@ 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: Azure-Linux-3-Amd64
+          image: 1es-mariner-2
           os: linux
     ${{ else }}:
       pool:
diff --git a/global.json b/global.json
index 45c2d9a617b..6702d0e247d 100644
--- a/global.json
+++ b/global.json
@@ -13,6 +13,6 @@
     "dotnet": "10.0.101"
   },
   "msbuild-sdks": {
-    "Microsoft.DotNet.Arcade.Sdk": "10.0.0-beta.26070.115"
+    "Microsoft.DotNet.Arcade.Sdk": "10.0.0-beta.26076.108"
   }
 }