remove patch fedora

dotnet3.1.spec

@@ -202,7 +202,7 @@ Summary:        NET Core 3.1 runtime
 Requires:       dotnet-hostfxr-3.1%{?_isa} >= %{host_rpm_version}-%{release}
 
 # libicu is dlopen()ed
-Requires:       libicu%{?_isa}
+Requires:       %{_lib}icu-devel
 
 %if %{use_bundled_libunwind}
 Provides: bundled(libunwind) = 1.3
@@ -326,6 +326,9 @@ These are not meant for general use.
 %prep
 %setup -q -n dotnet-v%{src_version}-SDK
 
+# https://github.com/dotnet/source-build/issues/1689
+find . -type f -exec touch {} +
+
 %if %{without bootstrap}
 # Remove all prebuilts
 find -iname '*.dll' -type f -delete
@@ -357,7 +360,7 @@ pushd src/corefx.*
 %patch101 -p1
 %patch102 -p1
 %patch103 -p1
-%patch104 -p1
+#%%patch104 -p1
 popd
 
 pushd src/coreclr.*
@@ -375,7 +378,6 @@ pushd src/cli.*
 %patch500 -p1
 popd
 
-
 # If CLR_CMAKE_USE_SYSTEM_LIBUNWIND=TRUE is misisng, add it back
 grep CLR_CMAKE_USE_SYSTEM_LIBUNWIND repos/coreclr.common.props || \
     sed -i 's|\$(BuildArguments) </BuildArguments>|$(BuildArguments) cmakeargs -DCLR_CMAKE_USE_SYSTEM_LIBUNWIND=TRUE</BuildArguments>|' repos/coreclr.common.props