diff --git a/0001-Export-GetHostTriple.cmake.patch b/0001-Export-GetHostTriple.cmake.patch
new file mode 100644
index 0000000..fe5a37f
--- /dev/null
+++ b/0001-Export-GetHostTriple.cmake.patch
@@ -0,0 +1,25 @@
+From 1d22ceca60fe0614f34252c4def041b05ca5d925 Mon Sep 17 00:00:00 2001
+From: Nikita Popov <npopov@redhat.com>
+Date: Tue, 27 Sep 2022 12:55:35 +0200
+Subject: [PATCH] Export GetHostTriple.cmake
+
+This is needed by the runtimes build.
+---
+ llvm/cmake/modules/CMakeLists.txt | 1 -
+ 1 file changed, 1 deletion(-)
+
+diff --git a/llvm/cmake/modules/CMakeLists.txt b/llvm/cmake/modules/CMakeLists.txt
+index 428d8bff1cc6..0dd39b0db9a3 100644
+--- a/llvm/cmake/modules/CMakeLists.txt
++++ b/llvm/cmake/modules/CMakeLists.txt
+@@ -176,7 +176,6 @@ if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
+     PATTERN LLVMConfigExtensions.cmake EXCLUDE
+     PATTERN LLVMConfigVersion.cmake EXCLUDE
+     PATTERN LLVM-Config.cmake EXCLUDE
+-    PATTERN GetHostTriple.cmake EXCLUDE
+     PATTERN llvm-driver-template.cpp.in)
+ 
+   if (NOT LLVM_ENABLE_IDE)
+-- 
+2.37.3
+
diff --git a/llvm.spec b/llvm.spec
index 3dd770d..6a9477d 100644
--- a/llvm.spec
+++ b/llvm.spec
@@ -72,7 +72,7 @@
 
 Name:		%{pkg_name}
 Version:	%{maj_ver}.%{min_ver}.%{patch_ver}%{?rc_ver:~rc%{rc_ver}}
-Release:	1%{?dist}
+Release:	2%{?dist}
 Summary:	The Low Level Virtual Machine
 
 License:	NCSA
@@ -98,6 +98,9 @@ Patch2:		0003-XFAIL-missing-abstract-variable.ll-test-on-ppc64le.patch
 # TODO: Can be dropped for LLVM 16, see https://reviews.llvm.org/D131282.
 Patch3:		0001-Install-clang-tblgen.patch
 
+# Export GetHostTriple.cmake for use by the runtimes build.
+Patch4:		0001-Export-GetHostTriple.cmake.patch
+
 BuildRequires:	gcc
 BuildRequires:	gcc-c++
 BuildRequires:	clang
@@ -565,6 +568,9 @@ fi
 %endif
 
 %changelog
+* Tue Sep 27 2022 Nikita Popov <npopov@redhat.com> - 15.0.0-2
+- Export GetHostTriple.cmake
+
 * Tue Sep 06 2022 Nikita Popov <npopov@redhat.com> - 15.0.0-1
 - Update to LLVM 15.0.0