diff --git a/python-virtualenv.spec b/python-virtualenv.spec
index 4aed446329068736ac0982639a372368d3df9232..e328456a3ed85a9fba4e1b5f25ab25e6b70be77d 100644
--- a/python-virtualenv.spec
+++ b/python-virtualenv.spec
@@ -1,15 +1,14 @@
 Name:           python-virtualenv
-Version:        20.0.23
-Release:        1
+Version:        16.0.0
+Release:        7
 Summary:        A tool to create isolated Python environments
 License:        MIT
 URL:            http://pypi.python.org/pypi/virtualenv
-Source0:        https://files.pythonhosted.org/packages/a5/fb/b95b0ce5160296aa3b220574a5fc13f53250a4f6770c126ae968960b95db/virtualenv-20.0.23.tar.gz
+Source0:        https://files.pythonhosted.org/packages/33/bc/fa0b5347139cd9564f0d44ebd2b147ac97c36b2403943dbee8a25fd74012/virtualenv-16.0.0.tar.gz
 
 BuildArch:      noarch
 BuildRequires:  git-core python2-devel python3-devel python3-sphinx
-BuildRequires:  python-pip-wheel python-wheel-wheel python-setuptools >= 41.0.0
-BuildRequires:  python2-setuptools_scm python3-setuptools_scm
+BuildRequires:  python-pip-wheel python-setuptools-wheel python-wheel-wheel
 
 %description
 Virtualenv is a tool to create isolated Python environments. Since Python
@@ -35,13 +34,9 @@ Summary:        Extra bits of virtuelenv only needed with Python 2.6
 Requires:       python2-virtualenv = %{version}-%{release}
 %{?python_provide:%python_provide python2-virtualenv-python26}
 Provides:       bundled(python2dist(argparse)) = 1.4.0
-Provides:       bundled(python2dist(pip)) = 19.1.1
-Provides:       bundled(python2dist(pip)) = 20.1.1
-Provides:       bundled(python2dist(setuptools)) = 43.0.0
-Provides:       bundled(python2dist(setuptools)) = 44.1.0
-Provides:       bundled(python2dist(setuptools)) = 46.4.0
-Provides:       bundled(python2dist(wheel)) = 0.33.6
-Provides:       bundled(python2dist(wheel)) = 0.34.2
+Provides:       bundled(python2dist(pip)) = 9.0.3
+Provides:       bundled(python2dist(setuptools)) = 36.8.0
+Provides:       bundled(python2dist(wheel)) = 0.29.0
 
 %description -n python2-virtualenv-python26
 Tools that support for python2.6 virtual environments with python2.
@@ -62,19 +57,16 @@ Summary:        Extra bits of virtuelenv only needed with Python 2.6
 Requires:       python3-virtualenv = %{version}-%{release}
 %{?python_provide:%python_provide python3-virtualenv-python26}
 Provides:       bundled(python2dist(argparse)) = 1.4.0
-Provides:       bundled(python2dist(pip)) = 19.1.1
-Provides:       bundled(python2dist(pip)) = 20.1.1
-Provides:       bundled(python2dist(setuptools)) = 43.0.0
-Provides:       bundled(python2dist(setuptools)) = 44.1.0
-Provides:       bundled(python2dist(setuptools)) = 46.4.0
-Provides:       bundled(python2dist(wheel)) = 0.33.6
-Provides:       bundled(python2dist(wheel)) = 0.34.2
+Provides:       bundled(python2dist(pip)) = 9.0.3
+Provides:       bundled(python2dist(setuptools)) = 36.8.0
+Provides:       bundled(python2dist(wheel)) = 0.29.0
 
 %description -n python3-virtualenv-python26
 Tools that support for python2.6 virtual environments with python3.
 
 %prep
-%autosetup -n virtualenv-%{version} -p1
+%autosetup -n virtualenv-%{version} -p1 -Sgit
+sed -i -e "1s|#!/usr/bin/env python||" virtualenv.py
 
 %build
 %py2_build
@@ -85,24 +77,34 @@ Tools that support for python2.6 virtual environments with python3.
 %py3_install
 
 %files -n python2-virtualenv
-%license LICENSE
-%doc docs/*rst PKG-INFO
-%{python2_sitelib}/virtualenv*
-%{_bindir}/virtualenv
+%license LICENSE.txt
+%doc docs/*rst PKG-INFO AUTHORS.txt
+%{python2_sitelib}/virtualenv.py*
+%dir %{python2_sitelib}/virtualenv_support/
+%{python2_sitelib}/virtualenv_support/__init__.py*
+%{python2_sitelib}/virtualenv-*.egg-info/
 
 %files -n python2-virtualenv-python26
-%{python2_sitelib}/virtualenv/seed/embed/wheels/*.whl
+%{python2_sitelib}/virtualenv_support/*.whl
 
 %files -n python3-virtualenv
-%license LICENSE
-%doc docs/*rst PKG-INFO
-%{python3_sitelib}/virtualenv*
+%license LICENSE.txt
+%doc docs/*rst PKG-INFO AUTHORS.txt
 %{_bindir}/virtualenv
+%{python3_sitelib}/virtualenv.py
+%dir %{python3_sitelib}/virtualenv_support/
+%{python3_sitelib}/virtualenv_support/__init__.py
+%{python3_sitelib}/virtualenv_support/__pycache__/
+%{python3_sitelib}/virtualenv-*.egg-info/
+%{python3_sitelib}/__pycache__/*
 
 %files -n python3-virtualenv-python26
-%{python3_sitelib}/virtualenv/seed/embed/wheels/*.whl
+%{python3_sitelib}/virtualenv_support/*.whl
 
 %changelog
+* Mon Nov 30 2020 shixuantong<shixuantong@huawei.com> - 16.0.0-7
+- Rolling back to 16.0.0
+
 * Mon Aug 31 2020 pengyeqing <pengyeqing@huawei.com> 20.0.23-1
 - Upgrade to version 20.0.23
 
diff --git a/virtualenv-16.0.0.tar.gz b/virtualenv-16.0.0.tar.gz
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diff --git a/virtualenv-20.0.23.tar.gz b/virtualenv-20.0.23.tar.gz
deleted file mode 100644
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