Do not discard proxy_options that have been set when auto is specified
diff --git a/src/transports/http.c b/src/transports/http.c
index 949e857..cb4a6d0 100644
--- a/src/transports/http.c
+++ b/src/transports/http.c
@@ -575,6 +575,9 @@ static int apply_proxy_config(http_subtransport *t)
if ((error = git_remote__get_http_proxy(t->owner->owner, !!t->connection_data.use_ssl, &url)) < 0)
return error;
+ opts.credentials = t->owner->proxy.credentials;
+ opts.certificate_check = t->owner->proxy.certificate_check;
+ opts.payload = t->owner->proxy.payload;
opts.type = GIT_PROXY_SPECIFIED;
opts.url = url;
error = git_stream_set_proxy(t->io, &opts);