diff --git a/roles/copr/backend/files/provision/files/copr-rpmbuild/mock.cfg.j2 b/roles/copr/backend/files/provision/files/copr-rpmbuild/mock.cfg.j2
new file mode 100644
index 0000000000..434274f65b
--- /dev/null
+++ b/roles/copr/backend/files/provision/files/copr-rpmbuild/mock.cfg.j2
@@ -0,0 +1,44 @@
+include('/etc/mock/{{ chroot }}.cfg')
+
+config_opts['root'] = '{{ task_id }}'
+
+config_opts['nspawn_args'] = ['--capability=cap_ipc_lock']
+
+{% if buildroot_pkgs %}
+config_opts['chroot_additional_packages'] = '{{ buildroot_pkgs| join(" ") }}'
+{% endif %}
+
+{% if enable_net %}
+config_opts['rpmbuild_networking'] = True
+config_opts['use_host_resolv'] = True
+{% else %}
+config_opts['rpmbuild_networking'] = False
+config_opts['use_host_resolv'] = False
+{% endif %}
+
+config_opts['use_bootstrap_container'] = {{ 'True' if use_bootstrap_container else 'False' }}
+
+{% if use_bootstrap_container %}
+config_opts['bootstrap_chroot_additional_packages'] = []
+config_opts['bootstrap_module_enable'] = []
+config_opts['bootstrap_module_install'] = []
+{% endif %}
+
+{% if repos %}
+config_opts['{{ pkg_manager_conf }}.conf'] += """
+{% for repo in repos %}
+[{{ repo["id"] }}]
+name='{{ repo["name"] }}'
+baseurl={{ repo["url"] }}
+gpgcheck=0
+enabled=1
+skip_if_unavailable=1
+metadata_expire=0
+cost=1
+best=1
+{%- if "priority" in repo %}
+priority={{ repo["priority"] }}
+{%- endif %}
+{% endfor %}
+"""
+{% endif %}
diff --git a/roles/copr/backend/files/provision/provision_builder_tasks.yml b/roles/copr/backend/files/provision/provision_builder_tasks.yml
index 26228635b1..0800bd5a2a 100644
--- a/roles/copr/backend/files/provision/provision_builder_tasks.yml
+++ b/roles/copr/backend/files/provision/provision_builder_tasks.yml
@@ -67,9 +67,12 @@
 - name: put copr-rpmbuild configuration file in the right place
   copy: src=files/main.ini dest=/etc/copr-rpmbuild/main.ini
 
-- name: put rpkg configuration file in the right place
+- name: put rpkg configuration file to the right place
   copy: src=files/rpkg.conf dest=/etc/rpkg.conf
 
+- name: put mock child config template for copr-rpmbuild to the right place
+  copy: src=files/copr-rpmbuild/mock.cfg.j2 dest=/etc/copr-rpmbuild/mock.cfg.j2
+
 - name: mockbuilder user
   user: name=mockbuilder groups=mock