>>> linux-headers 5.15.87 Downloading
wget --passive-ftp -nd -t 3 --no-check-certificate -O '/home/buildroot/autobuild/run/instance-1/output-1/build/.linux-5.15.87.tar.xz.O5tL7i/output' 'https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.15.87.tar.xz' 
--2023-01-25 15:25:58--  https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.15.87.tar.xz
Resolving cdn.kernel.org (cdn.kernel.org)... 2a04:4e42:1d::432, 151.101.121.176
Connecting to cdn.kernel.org (cdn.kernel.org)|2a04:4e42:1d::432|:443... connected.
HTTP request sent, awaiting response... 503 Backend unavailable, connection timeout
2023-01-25 15:26:00 ERROR 503: Backend unavailable, connection timeout.

wget --passive-ftp -nd -t 3 --no-check-certificate -O '/home/buildroot/autobuild/run/instance-1/output-1/build/.linux-5.15.87.tar.xz.xGc0AG/output' 'http://sources.buildroot.net/linux/linux-5.15.87.tar.xz' 
--2023-01-25 15:26:00--  http://sources.buildroot.net/linux/linux-5.15.87.tar.xz
Resolving sources.buildroot.net (sources.buildroot.net)... 2606:4700:20::681a:25, 2606:4700:20::681a:125, 2606:4700:20::ac43:4838, ...
Connecting to sources.buildroot.net (sources.buildroot.net)|2606:4700:20::681a:25|:80... connected.
HTTP request sent, awaiting response... 404 Not Found
2023-01-25 15:26:00 ERROR 404: Not Found.

wget --passive-ftp -nd -t 3 --no-check-certificate -O '/home/buildroot/autobuild/run/instance-1/output-1/build/.linux-5.15.87.tar.xz.QxVksF/output' 'http://sources.buildroot.net/linux-5.15.87.tar.xz' 
--2023-01-25 15:26:00--  http://sources.buildroot.net/linux-5.15.87.tar.xz
Resolving sources.buildroot.net (sources.buildroot.net)... 2606:4700:20::ac43:4838, 2606:4700:20::681a:25, 2606:4700:20::681a:125, ...
Connecting to sources.buildroot.net (sources.buildroot.net)|2606:4700:20::ac43:4838|:80... connected.
HTTP request sent, awaiting response... 404 Not Found
2023-01-25 15:26:00 ERROR 404: Not Found.

package/pkg-generic.mk:185: recipe for target '/home/buildroot/autobuild/run/instance-1/output-1/build/linux-headers-5.15.87/.stamp_downloaded' failed
make: *** [/home/buildroot/autobuild/run/instance-1/output-1/build/linux-headers-5.15.87/.stamp_downloaded] Error 1
make: Leaving directory '/home/buildroot/autobuild/run/instance-1/buildroot'