committing changes in /etc made by "-bash"

Package changes:

mock/templates/oraclelinux-epel-8.tpl

@@ -0,0 +1,14 @@
+config_opts['chroot_setup_cmd'] += " epel-rpm-macros"
+
+config_opts['dnf.conf'] += """
+
+# repos
+
+[ol8_epel]
+name=Oracle Linux 8 EPEL ($basearch)
+baseurl=https://yum.oracle.com/repo/OracleLinux/OL8/developer/EPEL/$basearch
+gpgkey=file:///usr/share/distribution-gpg-keys/oraclelinux/RPM-GPG-KEY-oracle-ol8
+gpgcheck=1
+enabled=1
+
+"""