diff --git a/run_mirror.py b/run_mirror.py
new file mode 100755
index 0000000..b6b07e8
--- /dev/null
+++ b/run_mirror.py
@@ -0,0 +1,81 @@
+#! /usr/bin/env python
+# Copyright (C) 2011 OpenStack, LLC.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+# run_mirrors reads a project config file called projects.yaml
+# It should look like:
+
+# - project: PROJECT_NAME
+
+import logging
+import os
+import subprocess
+import shlex
+import yaml
+
+def run_command(cmd, status=False, env={}):
+    cmd_list = shlex.split(str(cmd))
+    newenv = os.environ
+    newenv.update(env)
+    p = subprocess.Popen(cmd_list, stdout=subprocess.PIPE,
+                         stderr=subprocess.STDOUT, env=newenv)
+    (out, nothing) = p.communicate()
+    if status:
+        return (p.returncode, out.strip())
+    return out.strip()
+
+
+def run_command_status(cmd, env={}):
+    return run_command(cmd, True, env)
+
+
+logging.basicConfig(level=logging.ERROR)
+
+PROJECTS_YAML = os.environ.get('PROJECTS_YAML',
+                               '/etc/openstackci/projects.yaml')
+PIP_TEMP_DOWNLOAD = os.environ.get('PIP_TEMP_DOWNLOAD',
+                                   '/var/lib/pip-download')
+GIT_SOURCE = os.environ.get('GIT_SOURCE', 'https://github.com')
+pip_command = '/usr/local/bin/pip install -M -U -I --exists-action=w ' \
+              '--no-install %s'
+
+run_command(pip_command % "pip")
+
+(defaults, config) = [config for config in yaml.load_all(open(PROJECTS_YAML))]
+
+for section in config:
+    project = section['project']
+
+    os.chdir(PIP_TEMP_DOWNLOAD)
+    short_project = project.split('/')[1]
+    if not os.path.isdir(short_project):
+        run_command("git clone %s/%s.git %s" % (GIT_SOURCE, project,
+                                                short_project))
+    os.chdir(short_project)
+    run_command("git fetch origin")
+
+    for branch in run_command("git branch -a").split("\n"):
+        branch = branch.strip()
+        if (not branch.startswith("remotes/origin")
+            or "origin/HEAD" in branch):
+            continue
+        run_command("git reset --hard %s" % branch)
+        run_command("git clean -x -f -d -q")
+        print("*********************")
+        print("Fetching pip requires for %s:%s" % (project, branch))
+        for requires_file in ("tools/pip-requires", "tools/test-requires"):
+            if os.path.exists(requires_file):
+                stanza = "-r %s" % requires_file
+                run_command(pip_command % stanza)
+