+ curl -f --connect-timeout 20 --retry 5 --location https://download.qt.io/official_releases/qt/5.15/5.15.0/submodules/qtbase-everywhere-src-5.15.0.tar.xz
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed

  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
100   284  100   284    0     0   1385      0 --:--:-- --:--:-- --:--:--  1385

  4 47.6M    4 2171k    0     0  5838k      0  0:00:08 --:--:--  0:00:08 5838k
 67 47.6M   67 31.9M    0     0  23.3M      0  0:00:02  0:00:01  0:00:01 29.9M
100 47.6M  100 47.6M    0     0  22.7M      0  0:00:02  0:00:02 --:--:-- 26.4M
Hash of the downloaded file does not match (file: 9e7af10aece15fa9500369efde69cb220eee8ec3a6818afe01ce1e7d484824c5, requested: bc9a21e9f6fff9629019fdf9f989f064751d5073c3a28dc596def92f4d4275c6) - deleting download.
+ curl -f --connect-timeout 20 --retry 5 --location https://sources.cdn.openwrt.org/qtbase-everywhere-src-5.15.0.tar.xz
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed

  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
curl: (22) The requested URL returned error: 404 
Download failed.
+ curl -f --connect-timeout 20 --retry 5 --location https://sources.openwrt.org/qtbase-everywhere-src-5.15.0.tar.xz
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed

  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
curl: (22) The requested URL returned error: 404 Not Found
Download failed.
+ curl -f --connect-timeout 20 --retry 5 --location https://mirror2.openwrt.org/sources/qtbase-everywhere-src-5.15.0.tar.xz
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed

  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
curl: (22) The requested URL returned error: 404 Not Found
Download failed.
No more mirrors to try - giving up.
make[3]: *** [Makefile:656: /builder/shared-workdir/build/sdk/dl/qtbase-everywhere-src-5.15.0.tar.xz] Error 2
time: package/feeds/video/qt5base/compile#0.83#0.71#3.31