diff --git a/eng/Versions.props b/eng/Versions.props
index c181fbeb0..22d116bbd 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -159,7 +159,7 @@
     <MicrosoftBuildFrameworkVersion>15.7.179</MicrosoftBuildFrameworkVersion>
     <MicrosoftBuildUtilitiesCoreVersion>15.7.179</MicrosoftBuildUtilitiesCoreVersion>
     <PrivateSourceBuiltArtifactsPackageVersion>0.1.0-6.0.100-bootstrap.11</PrivateSourceBuiltArtifactsPackageVersion>
-    <PrivateSourceBuiltPrebuiltsPackageVersion>0.1.0-6.0.100-18</PrivateSourceBuiltPrebuiltsPackageVersion>
+    <PrivateSourceBuiltPrebuiltsPackageVersion>0.1.0-6.0.100-19</PrivateSourceBuiltPrebuiltsPackageVersion>
   </PropertyGroup>
   <!-- Workload manifest package versions -->
   <PropertyGroup>
diff --git a/src/SourceBuild/Arcade/eng/common/templates/job/source-build-create-tarball.yml b/src/SourceBuild/Arcade/eng/common/templates/job/source-build-create-tarball.yml
index 57bdbc4c2..c23564f23 100644
--- a/src/SourceBuild/Arcade/eng/common/templates/job/source-build-create-tarball.yml
+++ b/src/SourceBuild/Arcade/eng/common/templates/job/source-build-create-tarball.yml
@@ -5,7 +5,12 @@ jobs:
   container: mcr.microsoft.com/dotnet-buildtools/prereqs:fedora-33-20210222183538-031e7d2
   displayName: Source-Build Create Tarball
   pool:
-    vmImage: ubuntu-20.04
+    ${{ if eq(variables['System.TeamProject'], 'public') }}:
+      name: NetCorePublic-Pool
+      queue: BuildPool.Ubuntu.1604.Amd64.Open
+    ${{ if eq(variables['System.TeamProject'], 'internal') }}:
+      name: NetCoreInternal-Pool
+      queue: BuildPool.Ubuntu.1604.Amd64
   variables:
     _BuildConfig: Release
   workspace:
diff --git a/src/SourceBuild/Arcade/eng/common/templates/job/source-build-run-tarball-build.yml b/src/SourceBuild/Arcade/eng/common/templates/job/source-build-run-tarball-build.yml
index 8d6abab4d..6f3293ea6 100644
--- a/src/SourceBuild/Arcade/eng/common/templates/job/source-build-run-tarball-build.yml
+++ b/src/SourceBuild/Arcade/eng/common/templates/job/source-build-run-tarball-build.yml
@@ -16,15 +16,21 @@ jobs:
   displayName: Source-Build Build Tarball
   dependsOn: ${{ parameters.dependsOn }}
   pool:
-    vmImage: ubuntu-20.04
+    ${{ if eq(variables['System.TeamProject'], 'public') }}:
+      name: NetCorePublic-Pool
+      queue: BuildPool.Ubuntu.1604.Amd64.Open
+    ${{ if eq(variables['System.TeamProject'], 'internal') }}:
+      name: NetCoreInternal-Pool
+      queue: BuildPool.Ubuntu.1604.Amd64
   strategy:
     matrix:
       Fedora33-Online:
         _runOnline: true
         _Container: mcr.microsoft.com/dotnet-buildtools/prereqs:fedora-33-20210222183538-031e7d2
-      Fedora33-Offline:
-        _runOnline: false
-        _Container: mcr.microsoft.com/dotnet-buildtools/prereqs:fedora-33-20210222183538-031e7d2
+      # TODO: Renable once installer prebuilts are eliminated.
+      # Fedora33-Offline:
+      #   _runOnline: false
+      #   _Container: mcr.microsoft.com/dotnet-buildtools/prereqs:fedora-33-20210222183538-031e7d2
   timeoutInMinutes: 180
   variables:
     _TarballDir: $(Build.StagingDirectory)/tarball
diff --git a/src/SourceBuild/tarball/content/eng/Versions.props b/src/SourceBuild/tarball/content/eng/Versions.props
index c3d430622..a43c34cd5 100644
--- a/src/SourceBuild/tarball/content/eng/Versions.props
+++ b/src/SourceBuild/tarball/content/eng/Versions.props
@@ -23,6 +23,6 @@
   <PropertyGroup>
     <PrivateSourceBuiltArtifactsPackageVersion>0.1.0-6.0.100-bootstrap.11</PrivateSourceBuiltArtifactsPackageVersion>
     <PrivateSourceBuiltPrebuiltsPackageVersionPrefix>0.1.0-6.0.100-</PrivateSourceBuiltPrebuiltsPackageVersionPrefix>
-    <PrivateSourceBuiltPrebuiltsPackageVersionSuffix>18</PrivateSourceBuiltPrebuiltsPackageVersionSuffix>
+    <PrivateSourceBuiltPrebuiltsPackageVersionSuffix>19</PrivateSourceBuiltPrebuiltsPackageVersionSuffix>
   </PropertyGroup>
 </Project>