Add example for clone.

examples/clone.py

@@ -0,0 +1,34 @@
+#!/usr/bin/python
+# This trivial script demonstrates how to clone a remote repository.
+#
+# Example usage:
+#  python examples/clone.py git://github.com/jelmer/dulwich dulwich-clone
+
+import sys
+from getopt import getopt
+from dulwich.repo import Repo
+from dulwich.client import get_transport_and_path
+
+opts, args = getopt(sys.argv, "", [])
+opts = dict(opts)
+
+if len(args) < 2:
+    print "usage: %s host:path path" % (args[0], )
+    sys.exit(1)
+
+# Connect to the remote repository
+client, host_path = get_transport_and_path(args[1])
+path = args[2]
+
+# Create the local repository
+r = Repo.init(path, mkdir=True)
+
+# Fetch the remote objects
+remote_refs = client.fetch(host_path, r,
+    determine_wants=r.object_store.determine_wants_all,
+    progress=sys.stdout.write)
+
+# Update the local head to point at the right object
+r["HEAD"] = remote_refs["HEAD"]
+
+r._build_tree()