!13 libtiff delete -S git from %autosetup, and delete BuildRequires git

From: @chenyanpanHW
Reviewed-by: @yanan-rock
Signed-off-by: @yanan-rock

libtiff.spec

@@ -1,13 +1,13 @@
 Name:           libtiff
 Version:        4.2.0
-Release:        1
+Release:        2
 Summary:        TIFF Library and Utilities
 License:        libtiff
 URL:            https://www.simplesystems.org/libtiff/
 Source0:        https://download.osgeo.org/libtiff/tiff-%{version}.tar.gz
 
 BuildRequires:  gcc gcc-c++ zlib-devel libjpeg-devel jbigkit-devel
-BuildRequires:  libtool automake autoconf pkgconfig git
+BuildRequires:  libtool automake autoconf pkgconfig 
 
 Provides:       %{name}-tools
 Obsoletes:      %{name}-tools
@@ -32,7 +32,7 @@ which will manipulate TIFF format image files using the libtiff library.
 %package_help
 
 %prep
-%autosetup -n tiff-%{version} -p1 -S git
+%autosetup -n tiff-%{version} -p1
 
 libtoolize --force  --copy
 aclocal -I . -I m4
@@ -111,6 +111,9 @@ find html -name 'Makefile*' | xargs rm
 %exclude %{_datadir}/html/man/tiffgt.1.html
 
 %changelog
+* Fri Jul 30 2021 chenyanpanHW <chenyanpan@huawei.com> - 4.2.0-2
+- DESC: delete -S git from %autosetup, and delete BuildRequires git
+
 * Wed Jan 27 2021 hanhui <hanhui15@huawei.com> - 4.2.0-1
 - Type: enhancement
 - ID:   NA