diff --git a/builtin/show-branch.c b/builtin/show-branch.c
index 934e514944..082daeac32 100644
--- a/builtin/show-branch.c
+++ b/builtin/show-branch.c
@@ -753,7 +753,8 @@ int cmd_show_branch(int ac, const char **av, const char *prefix)
 				/* Ah, that is a date spec... */
 				timestamp_t at;
 				at = approxidate(reflog_base);
-				read_ref_at(ref, flags, at, -1, &oid, NULL,
+				read_ref_at(get_main_ref_store(the_repository),
+					    ref, flags, at, -1, &oid, NULL,
 					    NULL, NULL, &base);
 			}
 		}
@@ -765,7 +766,8 @@ int cmd_show_branch(int ac, const char **av, const char *prefix)
 			timestamp_t timestamp;
 			int tz;
 
-			if (read_ref_at(ref, flags, 0, base + i, &oid, &logmsg,
+			if (read_ref_at(get_main_ref_store(the_repository),
+					ref, flags, 0, base + i, &oid, &logmsg,
 					&timestamp, &tz, NULL)) {
 				reflog = i;
 				break;
diff --git a/refs.c b/refs.c
index edea001446..92d1f6dbdd 100644
--- a/refs.c
+++ b/refs.c
@@ -967,7 +967,8 @@ static int read_ref_at_ent_oldest(struct object_id *ooid, struct object_id *noid
 	return 1;
 }
 
-int read_ref_at(const char *refname, unsigned int flags, timestamp_t at_time, int cnt,
+int read_ref_at(struct ref_store *refs, const char *refname,
+		unsigned int flags, timestamp_t at_time, int cnt,
 		struct object_id *oid, char **msg,
 		timestamp_t *cutoff_time, int *cutoff_tz, int *cutoff_cnt)
 {
@@ -983,7 +984,7 @@ int read_ref_at(const char *refname, unsigned int flags, timestamp_t at_time, in
 	cb.cutoff_cnt = cutoff_cnt;
 	cb.oid = oid;
 
-	for_each_reflog_ent_reverse(refname, read_ref_at_ent, &cb);
+	refs_for_each_reflog_ent_reverse(refs, refname, read_ref_at_ent, &cb);
 
 	if (!cb.reccnt) {
 		if (flags & GET_OID_QUIETLY)
@@ -994,7 +995,7 @@ int read_ref_at(const char *refname, unsigned int flags, timestamp_t at_time, in
 	if (cb.found_it)
 		return 0;
 
-	for_each_reflog_ent(refname, read_ref_at_ent_oldest, &cb);
+	refs_for_each_reflog_ent(refs, refname, read_ref_at_ent_oldest, &cb);
 
 	return 1;
 }
diff --git a/refs.h b/refs.h
index 859dffe691..8f9cbf8a93 100644
--- a/refs.h
+++ b/refs.h
@@ -388,7 +388,8 @@ int refs_create_reflog(struct ref_store *refs, const char *refname,
 int safe_create_reflog(const char *refname, int force_create, struct strbuf *err);
 
 /** Reads log for the value of ref during at_time. **/
-int read_ref_at(const char *refname, unsigned int flags,
+int read_ref_at(struct ref_store *refs,
+		const char *refname, unsigned int flags,
 		timestamp_t at_time, int cnt,
 		struct object_id *oid, char **msg,
 		timestamp_t *cutoff_time, int *cutoff_tz, int *cutoff_cnt);
diff --git a/sha1-name.c b/sha1-name.c
index d535bb82f7..15a1107998 100644
--- a/sha1-name.c
+++ b/sha1-name.c
@@ -849,7 +849,8 @@ static int get_oid_basic(const char *str, int len, struct object_id *oid,
 				return -1;
 			}
 		}
-		if (read_ref_at(real_ref, flags, at_time, nth, oid, NULL,
+		if (read_ref_at(get_main_ref_store(the_repository),
+				real_ref, flags, at_time, nth, oid, NULL,
 				&co_time, &co_tz, &co_cnt)) {
 			if (!len) {
 				if (starts_with(real_ref, "refs/heads/")) {