diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index a05c89d98..9f8f06969 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -192,33 +192,33 @@
     </Dependency>
   </ProductDependencies>
   <ToolsetDependencies>
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="7.0.0-beta.22221.2">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="7.0.0-beta.22222.4">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>daab9b4d3afbde7ed92882f0f0c540ef5e015fd2</Sha>
+      <Sha>5f04b602a86b74f6cdd12f48aca2d1868e6425f3</Sha>
       <SourceBuild RepoName="arcade" ManagedOnly="true" />
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.CMake.Sdk" Version="7.0.0-beta.22221.2">
+    <Dependency Name="Microsoft.DotNet.CMake.Sdk" Version="7.0.0-beta.22222.4">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>daab9b4d3afbde7ed92882f0f0c540ef5e015fd2</Sha>
+      <Sha>5f04b602a86b74f6cdd12f48aca2d1868e6425f3</Sha>
       <SourceBuild RepoName="arcade" ManagedOnly="true" />
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Build.Tasks.Installers" Version="7.0.0-beta.22221.2">
+    <Dependency Name="Microsoft.DotNet.Build.Tasks.Installers" Version="7.0.0-beta.22222.4">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>daab9b4d3afbde7ed92882f0f0c540ef5e015fd2</Sha>
+      <Sha>5f04b602a86b74f6cdd12f48aca2d1868e6425f3</Sha>
     </Dependency>
     <Dependency Name="Microsoft.SourceBuild.Intermediate.source-build-reference-packages" Version="7.0.0-alpha.1.22215.1">
       <Uri>https://github.com/dotnet/source-build-reference-packages</Uri>
       <Sha>3147e7ae7ba3ba499d4a2d18c8a4d89bab6769d0</Sha>
       <SourceBuildTarball RepoName="source-build-reference-packages" ManagedOnly="true" />
     </Dependency>
-    <Dependency Name="Microsoft.SourceLink.GitHub" Version="1.2.0-beta-22217-01" CoherentParentDependency="Microsoft.DotNet.Arcade.Sdk">
+    <Dependency Name="Microsoft.SourceLink.GitHub" Version="1.2.0-beta-22221-01" CoherentParentDependency="Microsoft.DotNet.Arcade.Sdk">
       <Uri>https://github.com/dotnet/sourcelink</Uri>
-      <Sha>4cfdefec78fbdebf53c10a62e9073ecb49e01869</Sha>
+      <Sha>b74d568abf257cbac3d9a595e7223b25d8d6b90d</Sha>
       <SourceBuild RepoName="sourcelink" ManagedOnly="true" />
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.XliffTasks" Version="1.0.0-beta.22219.1" CoherentParentDependency="Microsoft.DotNet.Arcade.Sdk">
+    <Dependency Name="Microsoft.DotNet.XliffTasks" Version="1.0.0-beta.22221.1" CoherentParentDependency="Microsoft.DotNet.Arcade.Sdk">
       <Uri>https://github.com/dotnet/xliff-tasks</Uri>
-      <Sha>d528135ad7b01075fc9fc7364423c013ee64939a</Sha>
+      <Sha>28617cebcd7f9615323b6db84ad871fa76db9004</Sha>
       <SourceBuild RepoName="xliff-tasks" ManagedOnly="true" />
     </Dependency>
   </ToolsetDependencies>
diff --git a/eng/Versions.props b/eng/Versions.props
index 2e8ac8c7f..f2e1c934a 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -26,7 +26,7 @@
   </PropertyGroup>
   <PropertyGroup>
     <!-- Dependency from https://github.com/dotnet/arcade -->
-    <MicrosoftDotNetBuildTasksInstallersPackageVersion>7.0.0-beta.22221.2</MicrosoftDotNetBuildTasksInstallersPackageVersion>
+    <MicrosoftDotNetBuildTasksInstallersPackageVersion>7.0.0-beta.22222.4</MicrosoftDotNetBuildTasksInstallersPackageVersion>
   </PropertyGroup>
   <PropertyGroup>
     <!-- Dependency from https://github.com/dotnet/winforms -->
diff --git a/eng/common/cross/build-rootfs.sh b/eng/common/cross/build-rootfs.sh
index e784c9c00..5a59dcff2 100755
--- a/eng/common/cross/build-rootfs.sh
+++ b/eng/common/cross/build-rootfs.sh
@@ -4,12 +4,13 @@ set -e
 
 usage()
 {
-    echo "Usage: $0 [BuildArch] [CodeName] [lldbx.y] [--skipunmount] --rootfsdir <directory>]"
+    echo "Usage: $0 [BuildArch] [CodeName] [lldbx.y] [llvmx[.y]] [--skipunmount] --rootfsdir <directory>]"
     echo "BuildArch can be: arm(default), armel, arm64, x86"
     echo "CodeName - optional, Code name for Linux, can be: xenial(default), zesty, bionic, alpine, alpine3.13 or alpine3.14. If BuildArch is armel, LinuxCodeName is jessie(default) or tizen."
     echo "                              for FreeBSD can be: freebsd12, freebsd13"
     echo "                              for illumos can be: illumos."
     echo "lldbx.y - optional, LLDB version, can be: lldb3.9(default), lldb4.0, lldb5.0, lldb6.0 no-lldb. Ignored for alpine and FreeBSD"
+    echo "llvmx[.y] - optional, LLVM version for LLVM related packages."
     echo "--skipunmount - optional, will skip the unmount of rootfs folder."
     echo "--use-mirror - optional, use mirror URL to fetch resources, when available."
     exit 1
@@ -48,6 +49,7 @@ __AlpinePackages+=" gettext-dev"
 __AlpinePackages+=" icu-dev"
 __AlpinePackages+=" libunwind-dev"
 __AlpinePackages+=" lttng-ust-dev"
+__AlpinePackages+=" compiler-rt-static"
 
 # CoreFX dependencies
 __UbuntuPackages+=" libcurl4-openssl-dev"
@@ -164,6 +166,15 @@ while :; do
         no-lldb)
             unset __LLDB_Package
             ;;
+        llvm*)
+            version="$(echo "$lowerI" | tr -d '[:alpha:]-=')"
+            parts=(${version//./ })
+            __LLVM_MajorVersion="${parts[0]}"
+            __LLVM_MinorVersion="${parts[1]}"
+            if [[ -z "$__LLVM_MinorVersion" && "$__LLVM_MajorVersion" -le 6 ]]; then
+                __LLVM_MinorVersion=0;
+            fi
+            ;;
         xenial) # Ubuntu 16.04
             if [ "$__CodeName" != "jessie" ]; then
                 __CodeName=xenial
@@ -261,6 +272,10 @@ if [ "$__BuildArch" == "armel" ]; then
 fi
 __UbuntuPackages+=" ${__LLDB_Package:-}"
 
+if [ ! -z "$__LLVM_MajorVersion" ]; then
+    __UbuntuPackages+=" libclang-common-${__LLVM_MajorVersion}${__LLVM_MinorVersion:+.$__LLVM_MinorVersion}-dev"
+fi
+
 if [ -z "$__RootfsDir" ] && [ ! -z "$ROOTFS_DIR" ]; then
     __RootfsDir=$ROOTFS_DIR
 fi
diff --git a/global.json b/global.json
index 8ebd61391..1a5ad7cd3 100644
--- a/global.json
+++ b/global.json
@@ -11,7 +11,7 @@
     "cmake": "3.16.4"
   },
   "msbuild-sdks": {
-    "Microsoft.DotNet.Arcade.Sdk": "7.0.0-beta.22221.2",
-    "Microsoft.DotNet.CMake.Sdk": "7.0.0-beta.22221.2"
+    "Microsoft.DotNet.Arcade.Sdk": "7.0.0-beta.22222.4",
+    "Microsoft.DotNet.CMake.Sdk": "7.0.0-beta.22222.4"
   }
 }