!41 libwebsockets delete -S git from %autosetup, and delete BuildRequires git

From: @chenyanpanHW
Reviewed-by: @jingxiaolu
Signed-off-by: @jingxiaolu

libwebsockets.spec

@@ -1,6 +1,6 @@
 Name:           libwebsockets
 Version:        4.0.20
-Release:        7
+Release:        8
 Summary:        A lightweight C library for Websockets
 License:        LGPLv2 and Public Domain and BSD and MIT and zlib
 URL:            https://libwebsockets.org
@@ -11,7 +11,7 @@ Patch9001:	0002-cmake-remove-unused-headfile-directory.patch
 Patch9002:	0003-add-fs-secure-compile-options.patch
 Patch9003:	0004-solve-the-BEP-problem.patch
 
-BuildRequires:  cmake openssl-devel zlib-devel libev-devel git gcc gcc-c++
+BuildRequires:  cmake openssl-devel zlib-devel libev-devel gcc gcc-c++
 
 Provides:       bundled(sha1-hollerbach) bundled(base64-decode) bundled(ssl-http2)
 
@@ -33,7 +33,7 @@ This package contains the header files needed for developing
 %package_help
 
 %prep
-%autosetup -n %{name}-%{version} -p1 -S git
+%autosetup -n %{name}-%{version} -p1
 %build
 mkdir -p build
 cd build
@@ -99,6 +99,9 @@ find %{buildroot} -name '*_static.pc' -exec rm -f {} ';'
 %doc changelog README.md READMEs/
 
 %changelog
+* Fri Jul 30 2021 chenyanpanHW <chenyanpan@huawei.com> - 4.0.20-8
+- DESC: delete -S git from %autosetup, and delete BuildRequires git
+
 * Mon 28 Jun 2021 lifeng <lifeng68@huawei.com> - 4.0.20-7
 - Type:bugfix
 - ID:NA