t / helper / test-sha1.con commit help_unknown_ref(): check for refname ambiguity (2ed2e19)
   1#include "test-tool.h"
   2#include "cache.h"
   3
   4int cmd__sha1(int ac, const char **av)
   5{
   6        return cmd_hash_impl(ac, av, GIT_HASH_SHA1);
   7}