Submodule '3dparty/spring-security-oauth2-client' is not Publicly Cloneable

[martinvahi]

At least one submodule is not cloneable.

ts3b@terminal01:~/demo$ git clone --recursive https://github.com/qreal/wmp.git
Cloning into 'wmp'...
remote: Enumerating objects: 16705, done.
remote: Total 16705 (delta 0), reused 0 (delta 0), pack-reused 16705
Receiving objects: 100% (16705/16705), 31.50 MiB | 5.22 MiB/s, done.
Resolving deltas: 100% (7793/7793), done.
Submodule '3dparty/spring-security-oauth2-client' (https://github.com/TanVD/spring-security-oauth2-client.git) registered for path '3dparty/spring-security-oauth2-client'
Cloning into '/opt/andmekettad/magnet_465GiB_01/home/ts3b/demo/wmp/3dparty/spring-security-oauth2-client'...
Pass a valid window to KWallet::Wallet::openWallet().
Pass a valid window to KWallet::Wallet::openWallet().
remote: Repository not found.
fatal: Authentication failed for 'https://github.com/TanVD/spring-security-oauth2-client.git/'
fatal: clone of 'https://github.com/TanVD/spring-security-oauth2-client.git' into submodule path '/opt/andmekettad/magnet_465GiB_01/home/ts3b/demo/wmp/3dparty/spring-security-oauth2-client' failed
Failed to clone '3dparty/spring-security-oauth2-client'. Retry scheduled
Cloning into '/opt/andmekettad/magnet_465GiB_01/home/ts3b/demo/wmp/3dparty/spring-security-oauth2-client'...
Pass a valid window to KWallet::Wallet::openWallet().
Pass a valid window to KWallet::Wallet::openWallet().
remote: Repository not found.
fatal: Authentication failed for 'https://github.com/TanVD/spring-security-oauth2-client.git/'
fatal: clone of 'https://github.com/TanVD/spring-security-oauth2-client.git' into submodule path '/opt/andmekettad/magnet_465GiB_01/home/ts3b/demo/wmp/3dparty/spring-security-oauth2-client' failed
Failed to clone '3dparty/spring-security-oauth2-client' a second time, aborting
ts3b@terminal01:~/demo$ date
Tue Oct  4 21:03:19 EEST 2022
ts3b@terminal01:~/demo$