can't add extension in v0.9.4.7

[namvan]

Describe the bug A clear and concise description of what the bug is.

To Reproduce As an example ./rploader.sh ext ds918p-7.2.0-64561 add https://github.com/pocopico/redpill-load/raw/master/redpill-acpid/rpext-index.json

Full logs here

tc@box:~$ ./rploader.sh ext ds918p-7.2.0-64561 add https://github.com/pocopico/redpill-load/raw/master/redpill-acpid/rpext-index.json
bspatch does not exist, bringing over from repo
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100 10232  100 10232    0     0  28422      0 --:--:-- --:--:-- --:--:-- 28422
Rploader Version : 0.9.4.7
Loader source : null Loader Branch : null 
Redpill module source : null : Redpill module branch : null 
Extensions :   all-modules
  eudev
  disks
  misc
  boot-wait 
Extensions URL : "https://github.com/pocopico/tcrp-addons/raw/main/all-modules/rpext-index.json",
"https://github.com/pocopico/tcrp-addons/raw/main/eudev/rpext-index.json",
"https://github.com/pocopico/tcrp-addons/raw/main/disks/rpext-index.json",
"https://github.com/pocopico/tcrp-addons/raw/main/misc/rpext-index.json",
"https://github.com/pocopico/tcrp-addons/raw/main/boot-wait/rpext-index.json"
TOOLKIT_URL : null
TOOLKIT_SHA : null
SYNOKERNEL_URL : null
SYNOKERNEL_SHA : null
COMPILE_METHOD : null
TARGET_PLATFORM       : ds918p
TARGET_VERSION    : 7.2.0
TARGET_REVISION : 64561
REDPILL_LKM_MAKE_TARGET : null
KERNEL_MAJOR : 4
MODULE_ALIAS_FILE :  modules.alias.4.json
SYNOMODEL : ds918p_64561 
MODEL : DS918+ 
Local Cache Folder : /mnt/sdb3/auxfiles
DATE Internet : 01062023 Local : 01062023
Checking Internet Access -> OK
fatal: repository 'null' does not exist
fatal: repository 'null' does not exis

[pocopico]

FIXED