fetch: pass ref prefixes when fetching

diff --git a/builtin/fetch.c b/builtin/fetch.c
index 850382f5596cf78bfa2cf8ccd66fcf8ec7f72e0d..8258bbf9501184eb592c6ea04e44c9f4cac5ef14 100644 (file)
--- a/builtin/fetch.c
+++ b/builtin/fetch.c
@@ -332,11 +332,28 @@ static struct ref *get_ref_map(struct transport *transport,
        struct ref *rm;
        struct ref *ref_map = NULL;
        struct ref **tail = &ref_map;
+       struct argv_array ref_prefixes = ARGV_ARRAY_INIT;
 
        /* opportunistically-updated references: */
        struct ref *orefs = NULL, **oref_tail = &orefs;
 
-       const struct ref *remote_refs = transport_get_remote_refs(transport, NULL);
+       const struct ref *remote_refs;
+
+       for (i = 0; i < refspec_count; i++) {
+               if (!refspecs[i].exact_sha1) {
+                       const char *glob = strchr(refspecs[i].src, '*');
+                       if (glob)
+                               argv_array_pushf(&ref_prefixes, "%.*s",
+                                                (int)(glob - refspecs[i].src),
+                                                refspecs[i].src);
+                       else
+                               expand_ref_prefix(&ref_prefixes, refspecs[i].src);
+               }
+       }
+
+       remote_refs = transport_get_remote_refs(transport, &ref_prefixes);
+
+       argv_array_clear(&ref_prefixes);
 
        if (refspec_count) {
                struct refspec *fetch_refspec;