diff --git a/main.py b/main.py
index a4cf430..ea29851 100755
--- a/main.py
+++ b/main.py
@@ -295,6 +295,24 @@
         self.retried = 0
       raise
 
+class _DigestAuthHandler(urllib2.HTTPDigestAuthHandler):
+  def http_error_auth_reqed(self, auth_header, host, req, headers):
+    try:
+      old_add_header = req.add_header
+      def _add_header(name, val):
+        val = val.replace('\n', '')
+        old_add_header(name, val)
+      req.add_header = _add_header
+      return urllib2.AbstractDigestAuthHandler.http_error_auth_reqed(
+        self, auth_header, host, req, headers)
+    except:
+      reset = getattr(self, 'reset_retry_count', None)
+      if reset is not None:
+        reset()
+      elif getattr(self, 'retried', None):
+        self.retried = 0
+      raise
+
 def init_http():
   handlers = [_UserAgentHandler()]
 
@@ -303,13 +321,14 @@
     n = netrc.netrc()
     for host in n.hosts:
       p = n.hosts[host]
-      mgr.add_password(None, 'http://%s/'  % host, p[0], p[2])
-      mgr.add_password(None, 'https://%s/' % host, p[0], p[2])
+      mgr.add_password(p[1], 'http://%s/'  % host, p[0], p[2])
+      mgr.add_password(p[1], 'https://%s/' % host, p[0], p[2])
   except netrc.NetrcParseError:
     pass
   except IOError:
     pass
   handlers.append(_BasicAuthHandler(mgr))
+  handlers.append(_DigestAuthHandler(mgr))
 
   if 'http_proxy' in os.environ:
     url = os.environ['http_proxy']
diff --git a/repo b/repo
index 2a13af5..1977d63 100755
--- a/repo
+++ b/repo
@@ -28,7 +28,7 @@
 del magic
 
 # increment this whenever we make important changes to this script
-VERSION = (1, 13)
+VERSION = (1, 14)
 
 # increment this if the MAINTAINER_KEYS block is modified
 KEYRING_VERSION = (1,0)
@@ -154,7 +154,7 @@
   """Installs repo by cloning it over the network.
   """
   opt, args = init_optparse.parse_args(args)
-  if args or not opt.manifest_url:
+  if args:
     init_optparse.print_usage()
     sys.exit(1)
 
@@ -311,11 +311,12 @@
     n = netrc.netrc()
     for host in n.hosts:
       p = n.hosts[host]
-      mgr.add_password(None, 'http://%s/'  % host, p[0], p[2])
-      mgr.add_password(None, 'https://%s/' % host, p[0], p[2])
+      mgr.add_password(p[1], 'http://%s/'  % host, p[0], p[2])
+      mgr.add_password(p[1], 'https://%s/' % host, p[0], p[2])
   except:
     pass
   handlers.append(urllib2.HTTPBasicAuthHandler(mgr))
+  handlers.append(urllib2.HTTPDigestAuthHandler(mgr))
 
   if 'http_proxy' in os.environ:
     url = os.environ['http_proxy']