i can clone code via git on win7.
$ git clone git://java.net/grizzly~ahc
Cloning into 'grizzly~ahc'...
fatal: unable to connect to java.net:
java.net[0: 192.9.164.103]: errno=No error
$ git clone ssh:
//ly01152000_at_git.java.net/grizzly~ahc
Cloning into 'grizzly~ahc'...
Permission denied (publickey,keyboard-interactive).
fatal: The remote end hung up unexpectedly