==> Synchronizing chroot copy [/data/alhp-workspace/chroot/root] -> [build_1bbbb6d1-b93f-4132-ad4f-e8f2d2882514]...done ==> Making package: krita-plugin-gmic 3.1.6.1-1.1 (Sat Sep 17 04:21:31 2022) ==> Retrieving sources... -> Downloading gmic-3.1.6.1-patched.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 2 9833k 2 199k 0 0 233k 0 0:00:42 --:--:-- 0:00:42 233k 100 9833k 100 9833k 0 0 9678k 0 0:00:01 0:00:01 --:--:-- 58.0M -> Downloading gmic-3.1.6.1-patched.tar.xz.asc... % 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 --:--:-- --:--:-- --:--:-- 0 100 252 100 252 0 0 1642 0 --:--:-- --:--:-- --:--:-- 1642 ==> Validating source files with sha256sums... gmic-3.1.6.1-patched.tar.xz ... Passed gmic-3.1.6.1-patched.tar.xz.asc ... Skipped ==> Verifying source file signatures with gpg... gmic-3.1.6.1-patched.tar.xz ... FAILED (unknown public key 1C0AC928F0A878D1) ==> ERROR: One or more PGP signatures could not be verified! ==> ERROR: Could not download sources.