Mine

[root@localhost pango]# jhbuild buildone --no-network pango
*** Configuring pango *** [1/1]

./autogen.sh --prefix /opt/gnome2  --disable-static --disable-gtk-doc
aclocal: unrecognized option -- `//'
Try `aclocal --help' for more information.
*** error during stage configure of pango: could not configure module *** [1/1]


  [1] rerun stage configure
  [2] ignore error and continue to build
  [3] give up on module
  [4] start shell
  [5] go to stage force_checkout
choice: