use python2 for arch

OBS-URL: https://build.opensuse.org/package/show/openSUSE:Tools/osc?expand=0&rev=166

PKGBUILD

@@ -6,14 +6,14 @@ arch=('i686' 'x86_64')
 url="https://www.github.com/openSUSE/osc"
 license=('GPL-2.0+' 'GPL-2.0')
 groups=('base-devel')
-depends=('python')
+depends=('python2')
 source=(osc-${pkgver}.tar.gz)
 md5sums=('d6f0d72f1716d5e57ef02b3ff8a101d8')
 
 package() {
   msg "Installing osc ..."
   cd "${srcdir}"/osc-${pkgver}
-  python setup.py build
-  python setup.py install --prefix=/usr --root=${pkgdir}
+  python2 setup.py build
+  python2 setup.py install --prefix=/usr --root=${pkgdir}
   ln -s osc-wrapper.py ${pkgdir}/usr/bin/osc
 }