Remove useless buildrequires

Signed-off-by: Wenlong Zhang <zhangwenlong@loongson.cn>

python-mock.spec

@@ -7,7 +7,7 @@ needed attributes in the normal way. \
 
 Name:           python-mock
 Version:        4.0.3
-Release:        2
+Release:        3
 Summary:        A Python Mocking and Patching Library for Testing
 License:        BSD-2-Clause
 URL:            http://www.voidspace.org.uk/python/mock/
@@ -15,7 +15,7 @@ Source0:        https://pypi.python.org/packages/source/m/mock/mock-%{version}.t
 
 BuildArch:      noarch
 
-BuildRequires:  python3-devel python3-setuptools python3-pbr python3-unittest2 python3-pytest
+BuildRequires:  python3-devel python3-setuptools python3-pbr python3-pytest
 
 %description
 %{_description__}
@@ -46,6 +46,9 @@ This is the python3 subpackage for %{name}.
 %{python3_sitelib}/{*.egg-info,mock}
 
 %changelog
+* Mon Mar 6 Wenlong Zhang<zhwngelonglong@loongson.cn> - 4.0.3-3
+- Remove useless buildrequires
+
 * Wed May 11 2022 wulei <wulei80@h-partners.com> - 4.0.3-2
 - License compliance rectification