1 files changed, 10 insertions, 3 deletions
diff --git a/clients/http/common.go b/clients/http/common.go
index a0f012e..2a2808c 100644
--- a/clients/http/common.go
+++ b/clients/http/common.go
@@ -3,18 +3,25 @@ package http
 import (
 	"fmt"
 	"net/http"
+
+	"gopkg.in/src-d/go-git.v2/clients/common"
 )
 
 type HTTPError struct {
 	Response *http.Response
 }
 
-func NewHTTPError(r *http.Response) *HTTPError {
+func NewHTTPError(r *http.Response) error {
 	if r.StatusCode >= 200 && r.StatusCode < 300 {
 		return nil
 	}
 
-	return &HTTPError{r}
+	err := &HTTPError{r}
+	if r.StatusCode == 404 || r.StatusCode == 401 {
+		return common.NewPermanentError(common.NotFoundErr)
+	}
+
+	return common.NewUnexpectedError(err)
 }
 
 func (e *HTTPError) StatusCode() int {
@@ -22,7 +29,7 @@ func (e *HTTPError) StatusCode() int {
 }
 
 func (e *HTTPError) Error() string {
-	return fmt.Sprintf("Error requesting %q status code: %d",
+	return fmt.Sprintf("unexpected requesting %q status code: %d",
 		e.Response.Request.URL, e.Response.StatusCode,
 	)
 }