in src/main/java/com/googlesource/gerrit/plugins/download/command/CloneWithCommitMsgHook.java [113:121]
private String getHttpHost(DownloadScheme scheme, String project) {
String host = scheme.getUrl(project);
host = host.substring(0, host.lastIndexOf(project));
int auth = host.lastIndexOf("/a/");
if (auth > -1) {
host = host.substring(0, auth + 1);
}
return host;
}