committing changes in /etc made by "-bash"

Package changes:

mock/templates/oraclelinux-epel-7.tpl

@@ -0,0 +1,11 @@
+config_opts['chroot_setup_cmd'] = 'install @buildsys-build'
+
+config_opts['yum.conf'] += """
+
+[ol7_epel]
+name=Oracle Linux 7 EPEL ($basearch)
+baseurl=https://yum.oracle.com/repo/OracleLinux/OL7/developer_EPEL/$basearch/
+gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-oracle
+gpgcheck=1
+enabled=1
+"""