Add missing requirement

https://bugzilla.redhat.com/show_bug.cgi?id=1129868

python-pygit2.spec

@@ -7,7 +7,7 @@
 
 Name:           python-%{pkgname}
 Version:        0.21.2
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        Python 2.x bindings for libgit2
 URL:            http://www.pygit2.org
 Source:         http://pypi.python.org/packages/source/p/%{pkgname}/%{pkgname}-%{version}.tar.gz
@@ -19,6 +19,8 @@ BuildRequires:  python2-devel
 BuildRequires:  python-nose
 BuildRequires:  python-setuptools
 
+Requires:       python-cffi
+
 Patch0:         0001-Remove-remote-calling-unit-tests.patch
 Patch1:         0001-Fix-syntax-error.patch
 
@@ -34,6 +36,8 @@ BuildRequires:  python3-devel
 BuildRequires:  python3-nose
 BuildRequires:  python3-setuptools
 
+Requires:       python3-cffi
+
 %description -n python3-%{pkgname}
 pygit2 is a set of Python bindings to the libgit2 library, which implements 
 the core of Git. Pygit2 works with Python 2.7, 3.1, 3.2, 3.3 and 3.4.
@@ -104,6 +108,10 @@ popd
 
 
 %changelog
+* Thu Aug 13 2014 Mathieu Bridon <bochecha@fedoraproject.org> - 0.21.2-2
+- Add missing requirement
+  https://bugzilla.redhat.com/show_bug.cgi?id=1129868
+
 * Tue Aug 12 2014 Mathieu Bridon <bochecha@fedoraproject.org> - 0.21.2-1
 - Update to 0.21.2