extern const struct refspec *tag_refspec;
-struct ref *alloc_ref(unsigned namelen);
-
-struct ref *alloc_ref_from_str(const char* str);
+struct ref *alloc_ref(const char *name);
struct ref *copy_ref_list(const struct ref *ref);
int valid_fetch_refspec(const char *refspec);
struct refspec *parse_fetch_refspec(int nr_refspec, const char **refspec);
-struct refspec *parse_push_refspec(int nr_refspec, const char **refspec);
int match_refs(struct ref *src, struct ref *dst, struct ref ***dst_tail,
int nr_refspec, const char **refspec, int all);