get_sha1_tree    1165 builtin/am.c   	if (!get_sha1_tree("HEAD", head)) {
get_sha1_tree    1482 builtin/am.c   	if (!get_sha1_tree("HEAD", head))
get_sha1_tree     112 builtin/commit-tree.c 		if (get_sha1_tree(arg, tree_sha1))
get_sha1_tree    1058 cache.h        extern int get_sha1_tree(const char *str, unsigned char *sha1);