diff --git a/.gitignore b/.gitignore
index 7883073..f4347aa 100644
--- a/.gitignore
+++ b/.gitignore
@@ -33,3 +33,5 @@
 /libcxx-10.0.0rc6.src.tar.xz.sig
 /libcxx-10.0.0.src.tar.xz
 /libcxx-10.0.0.src.tar.xz.sig
+/libcxx-11.0.0rc1.src.tar.xz
+/libcxx-11.0.0rc1.src.tar.xz.sig
diff --git a/0001-libcxx-Remove-monorepo-requirement.patch b/0001-libcxx-Remove-monorepo-requirement.patch
new file mode 100644
index 0000000..9e38c2f
--- /dev/null
+++ b/0001-libcxx-Remove-monorepo-requirement.patch
@@ -0,0 +1,36 @@
+From 796bd4b1417f8799418f0109f9fec5a9755a5681 Mon Sep 17 00:00:00 2001
+From: Tom Stellard <tstellar@redhat.com>
+Date: Tue, 11 Aug 2020 07:55:18 -0700
+Subject: [PATCH] libcxx: Remove monorepo requirement
+
+---
+ libcxx/CMakeLists.txt | 9 ---------
+ 1 file changed, 9 deletions(-)
+
+diff --git a/libcxx/CMakeLists.txt b/libcxx/CMakeLists.txt
+index f37d729a8a1..a6ea8e09d8c 100644
+--- a/libcxx/CMakeLists.txt
++++ b/libcxx/CMakeLists.txt
+@@ -1,10 +1,3 @@
+-# See https://libcxx.llvm.org/docs/BuildingLibcxx.html for instructions on how
+-# to build libcxx with CMake.
+-
+-if (NOT IS_DIRECTORY "${CMAKE_CURRENT_LIST_DIR}/../libcxxabi")
+-  message(FATAL_ERROR "libc++ now requires being built in a monorepo layout with libcxxabi available")
+-endif()
+-
+ #===============================================================================
+ # Setup Project
+ #===============================================================================
+@@ -36,8 +29,6 @@ if (CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR OR LIBCXX_STANDALONE_BUIL
+   set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
+   set(PACKAGE_BUGREPORT "llvm-bugs@lists.llvm.org")
+ 
+-  # Find the LLVM sources and simulate LLVM CMake options.
+-  include(HandleOutOfTreeLLVM)
+ endif()
+ 
+ if (LIBCXX_STANDALONE_BUILD)
+-- 
+2.18.1
+
diff --git a/libcxx.spec b/libcxx.spec
index bb8490e..b2c8072 100644
--- a/libcxx.spec
+++ b/libcxx.spec
@@ -1,13 +1,13 @@
 # If you need to bootstrap this, turn this on.
 # Otherwise, you have a loop with libcxxabi
 %global bootstrap 0
-#%%global rc_ver 6
-%global baserelease 3
+%global rc_ver 1
+%global baserelease 0.1
 
 %global libcxx_srcdir libcxx-%{version}%{?rc_ver:rc%{rc_ver}}.src
 
 Name:		libcxx
-Version:	10.0.0
+Version:	11.0.0
 Release:	%{baserelease}%{?rc_ver:.rc%{rc_ver}}%{?dist}
 Summary:	C++ standard library targeting C++11
 License:	MIT or NCSA
@@ -21,12 +21,18 @@ Source1:	https://github.com/llvm/llvm-project/releases/download/llvmorg-%{versio
 %endif
 Source2:	https://prereleases.llvm.org/%{version}/hans-gpg-key.asc
 
+Patch0:		0001-libcxx-Remove-monorepo-requirement.patch
+
 BuildRequires:	gcc-c++ llvm-devel cmake llvm-static ninja-build
+# We need python3-devel for pathfix.py.
+BuildRequires:  python3-devel
+
 %if %{bootstrap} < 1
 BuildRequires:	libcxxabi-devel
 BuildRequires:	python3
 %endif
 
+
 # For origin certification
 BuildRequires:	gnupg2
 
@@ -58,12 +64,15 @@ Summary:	Static libraries for libcxx
 
 %prep
 %{gpgverify} --keyring='%{SOURCE2}' --signature='%{SOURCE1}' --data='%{SOURCE0}'
-%autosetup -n %{libcxx_srcdir}
+%autosetup -n %{libcxx_srcdir} -p2
+
+pathfix.py -i %{__python3} -pn \
+	utils/*.py
 
 %build
 
 %cmake  -GNinja \
-	-DLLVM_CONFIG=%{_bindir}/llvm-config \
+	-DLIBCXX_STANDALONE_BUILD=ON \
 %if %{bootstrap} < 1
 	-DLIBCXX_CXX_ABI=libcxxabi \
 	-DLIBCXX_CXX_ABI_INCLUDE_PATHS=%{_includedir} \
@@ -100,6 +109,9 @@ Summary:	Static libraries for libcxx
 
 
 %changelog
+* Tue Aug 11 2020 Tom Stellard <tstellar@redhat.com> - 11.0.0-0.1.rc1
+- 11.0.0-rc1 Release
+
 * Tue Jul 28 2020 Fedora Release Engineering <releng@fedoraproject.org> - 10.0.0-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
 
diff --git a/sources b/sources
index a1d72ea..15fc73e 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (libcxx-10.0.0.src.tar.xz) = 8cbcbea23c50f0d7020386d11af5b736b8b43291146c11ccc543118ed1877a88adc381be2573594236e97bcf75c47408f986e5e9644a4fce57758cde47e5b641
-SHA512 (libcxx-10.0.0.src.tar.xz.sig) = e67b0a090d409445738a232087c9097153318d6dd69dba11097b7f2f2b6dc79f3c555dca849d3b816b493e8bd33b4804bb7bd4e1742335d820de7fd980477ee0
+SHA512 (libcxx-11.0.0rc1.src.tar.xz) = a39867c20268570df35b9bacdee099a9165a990134809d29141910c27086f68ce41ffad0ddbb622452006eef52f156acd21af2604787df409cc53fdfd0ff3855
+SHA512 (libcxx-11.0.0rc1.src.tar.xz.sig) = 9e56d47b88961d7626e3f95774b2ed9ee86baa6aafdf697fc3161c62ba28592e78c59a1931fed211d770dc3b901ab464c98eb27b4c7db847bd8044ff48a51c00