get_ref_dir(): return early if directory cannot be read

diff --git a/t/t5515/fetch.br-unconfig_remote-glob b/t/t5515/fetch.br-unconfig_remote-glob
index aee65c204d1b1468adaee9d41dc5c0a47a3ae999..1d9afad7d841a7d300c7653b19334c35a33bcdf0 100644 (file)
--- a/t/t5515/fetch.br-unconfig_remote-glob
+++ b/t/t5515/fetch.br-unconfig_remote-glob
@@ -3,9 +3,9 @@
 8e32a6d901327a23ef831511badce7bf3bf46689       not-for-merge   branch 'one' of ../
 0567da4d5edd2ff4bb292a465ba9e64dcad9536b       not-for-merge   branch 'three' of ../
 6134ee8f857693b96ff1cc98d3e2fd62b199e5a8       not-for-merge   branch 'two' of ../
-754b754407bf032e9a2f9d5a9ad05ca79a6b228f       not-for-merge   tag 'tag-master' of ../
+6c9dec2b923228c9ff994c6cfe4ae16c12408dc5       not-for-merge   tag 'tag-master' of ../
 8e32a6d901327a23ef831511badce7bf3bf46689       not-for-merge   tag 'tag-one' of ../
 22feea448b023a2d864ef94b013735af34d238ba       not-for-merge   tag 'tag-one-tree' of ../
-0567da4d5edd2ff4bb292a465ba9e64dcad9536b       not-for-merge   tag 'tag-three' of ../
+c61a82b60967180544e3c19f819ddbd0c9f89899       not-for-merge   tag 'tag-three' of ../
 0e3b14047d3ee365f4f2a1b673db059c3972589c       not-for-merge   tag 'tag-three-file' of ../
-6134ee8f857693b96ff1cc98d3e2fd62b199e5a8       not-for-merge   tag 'tag-two' of ../
+525b7fb068d59950d185a8779dc957c77eed73ba       not-for-merge   tag 'tag-two' of ../