!5 Replace invalid url of Source0

From: @chengzihan2
Reviewed-by: @xiezhipeng1
Signed-off-by: @xiezhipeng1

libev.spec

@@ -3,11 +3,11 @@
 
 Name:             libev
 Version:          4.33
-Release:          1
+Release:          2
 Summary:          A high-performance event loop/event model with lots of features
 License:          BSD or GPLv2+
-URL:              http://software.schmorp.de/pkg/libev.html
-Source0:          http://dist.schmorp.de/libev/Attic/%{name}-%{version}.tar.gz
+URL:              https://github.com/enki/libev
+Source0:          https://fossies.org/linux/misc/libev-%{version}.tar.gz
 
 BuildRequires:    autoconf automake coreutils findutils gcc libtool make git tar
 
@@ -76,6 +76,9 @@ rm -rf %{buildroot}%{_libdir}/%{name}.la
 %{_mandir}/man?/*
 
 %changelog
+* Mon Sep 14 2020 chengzihan <chengzihan2@huawei.com> - 4.33-2
+- Replace invalid url of Source0
+
 * Wed Apr 15 2020 kangenbo<kangenbo@huawei.com> - 4.33-1
 - Type: bugfix
 - ID:NA