diff --git a/.gitignore b/.gitignore
index 665858f..299a81d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -73,3 +73,5 @@
 /lld-12.0.0.src.tar.xz.sig
 /lld-12.0.1.src.tar.xz
 /lld-12.0.1.src.tar.xz.sig
+/lld-13.0.0.src.tar.xz
+/lld-13.0.0.src.tar.xz.sig
diff --git a/lld.spec b/lld.spec
index f4a343e..55f383a 100644
--- a/lld.spec
+++ b/lld.spec
@@ -1,8 +1,10 @@
-#%%global rc_ver 5
-%global lld_srcdir lld-%{version}%{?rc_ver:rc%{rc_ver}}.src
-%global maj_ver 12
+%bcond_without check
+
+#global rc_ver 4
+%global lld_srcdir lld-%{maj_ver}.%{min_ver}.%{patch_ver}%{?rc_ver:rc%{rc_ver}}.src
+%global maj_ver 13
 %global min_ver 0
-%global patch_ver 1
+%global patch_ver 0
 
 # Don't include unittests in automatic generation of provides or requires.
 %global __provides_exclude_from ^%{_libdir}/lld/.*$
@@ -10,7 +12,7 @@
 
 Name:		lld
 Version:	%{maj_ver}.%{min_ver}.%{patch_ver}%{?rc_ver:~rc%{rc_ver}}
-Release:	2%{?dist}
+Release:	1%{?dist}
 Summary:	The LLVM Linker
 
 License:	NCSA
@@ -120,8 +122,8 @@ LLVM regression tests.
 
 # Generate lit config files.  Strip off the last line that initiates the
 # test run, so we can customize the configuration.
-head -n -1 %{_target_platform}/test/lit.site.cfg.py >> %{lit_cfg}
-head -n -1 %{_target_platform}/test/Unit/lit.site.cfg.py >> %{lit_unit_cfg}
+head -n -1 %{__cmake_builddir}/test/lit.site.cfg.py >> %{lit_cfg}
+head -n -1 %{__cmake_builddir}/test/Unit/lit.site.cfg.py >> %{lit_unit_cfg}
 
 # Patch lit config files to load custom config:
 for f in %{lit_cfg} %{lit_unit_cfg}; do
@@ -143,11 +145,11 @@ install -m 0755 %{SOURCE3} %{buildroot}%{_libexecdir}/tests/lld
 
 # Install unit test binaries
 install -d %{buildroot}%{_libdir}/lld/
-cp -R %{_target_platform}/unittests %{buildroot}%{_libdir}/lld/
+cp -R %{__cmake_builddir}/unittests %{buildroot}%{_libdir}/lld/
 rm -rf `find %{buildroot}%{_libdir}/lld/ -iname '*make*'`
 
 # Install gtest libraries
-cp %{_target_platform}/%{_lib}/libgtest*so* %{buildroot}%{_libdir}/lld/
+cp %{__cmake_builddir}/%{_lib}/libgtest*so* %{buildroot}%{_libdir}/lld/
 
 # Install libraries and binaries
 %cmake_install
@@ -171,8 +173,10 @@ fi
 
 # armv7lhl tests disabled because of arm issue, see https://koji.fedoraproject.org/koji/taskinfo?taskID=33660162
 %ifnarch %{arm}
+%if %{with check}
 %cmake_build --target check-lld
 %endif
+%endif
 
 %ldconfig_scriptlets libs
 
@@ -183,6 +187,7 @@ fi
 %{_bindir}/ld.lld
 %{_bindir}/ld64.lld
 %{_bindir}/ld64.lld.darwinnew
+%{_bindir}/ld64.lld.darwinold
 %{_bindir}/wasm-ld
 
 %files devel
@@ -202,11 +207,14 @@ fi
 %{_datadir}/lld/lit.lld-test.cfg.py
 
 %changelog
+* Tue Oct 12 2021 Timm Bäder <tbaeder@redhat.com> - 13.0.0-1
+- Release 13.0.0
+
 * Mon Aug 09 2021 Mohan Boddu <mboddu@redhat.com> - 12.0.1-2
 - Rebuilt for IMA sigs, glibc 2.34, aarch64 flags
   Related: rhbz#1991688
 
-* Tue Jul 12 2021 Tom Stellard <tstellar@redhat.com> -12.0.1-1
+* Tue Jul 13 2021 Tom Stellard <tstellar@redhat.com> -12.0.1-1
 - 12.0.1 Release
 
 * Fri Apr 16 2021 Tom Stellard <tstellar@redhat.com> - 12.0.0-1
diff --git a/sources b/sources
index b78343b..ea33ec7 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (lld-12.0.1.src.tar.xz) = 4292e45c54f61b8bf8b0a412f1423e062fb7c88ab3d143de3bccf010ea84fcf672ec432068a6adc461f605993d5c4e7e720e9b719d7bf8cbe670115f75e1fb2a
-SHA512 (lld-12.0.1.src.tar.xz.sig) = 3494fee1f706451e9e25558d9ee8c155967a7b2b725a0b8e2bd88f1020116e7d2cfc9c3fd7505494e158ac77161f457f847addea8ea13a3b7b01494eecf39d9c
+SHA512 (lld-13.0.0.src.tar.xz) = bec719dd7349eb5e9d2d5f2dcbb3f63c4756b0ee82aef228f9fa2bf4e6913596aacb4a0dd8d66146b7e81432c51d811ec8cf211fe67d2de74747938d3543d54d
+SHA512 (lld-13.0.0.src.tar.xz.sig) = e56c13e95c702b35dc2c9036cad236b10d8f205615f5cb68682a122f9b68c4c84807cb1e02f6fc727b1e835cbf84e387a1a500e8ef98502fad7ab776d34cd51f