extern int peel_ref(const char *, unsigned char *);
-/** Reads the refs file specified into sha1 **/
-extern int get_ref_sha1(const char *ref, unsigned char *sha1);
-
/** Locks a "refs/" ref returning the lock on success and NULL on failure. **/
extern struct ref_lock *lock_ref_sha1(const char *ref, const unsigned char *old_sha1);