init: Add no-tags and current branch options

This avoids fetching tags and branches for huge manifests

Change-Id: I19c9724d75364440b881b297d42b906f541f73ff
diff --git a/repo b/repo
index 4293c79..dcd48e0 100755
--- a/repo
+++ b/repo
@@ -23,7 +23,7 @@
 # limitations under the License.
 
 # increment this whenever we make important changes to this script
-VERSION = (1, 23)
+VERSION = (1, 24)
 
 # increment this if the MAINTAINER_KEYS block is modified
 KEYRING_VERSION = (1, 2)
@@ -175,6 +175,9 @@
 group.add_option('-m', '--manifest-name',
                  dest='manifest_name',
                  help='initial manifest file', metavar='NAME.xml')
+group.add_option('-c', '--current-branch',
+                 dest='current_branch_only', action='store_true',
+                 help='fetch only current manifest branch from server')
 group.add_option('--mirror',
                  dest='mirror', action='store_true',
                  help='create a replica of the remote repositories '
@@ -202,6 +205,9 @@
 group.add_option('--no-clone-bundle',
                  dest='no_clone_bundle', action='store_true',
                  help='disable use of /clone.bundle on HTTP/HTTPS')
+group.add_option('--no-tags',
+                 dest='no_tags', action='store_true',
+                 help="don't fetch tags in the manifest")
 
 
 # Tool