==> Synchronizing chroot copy [/home/alhp/workspace/chroot/root] -> [build_07116ec8-437f-4340-908b-f627f86a0775]...done ==> Making package: krita-plugin-gmic 3.2.4.1-5.1 (Thu Nov 2 09:53:38 2023) ==> Retrieving sources... -> Downloading gmic-3.2.4.1-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 1 9922k 1 191k 0 0 540k 0 0:00:18 --:--:-- 0:00:18 540k 100 9922k 100 9922k 0 0 12.9M 0 --:--:-- --:--:-- --:--:-- 24.3M -> Downloading gmic-3.2.4.1-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 0 540 0 --:--:-- --:--:-- --:--:-- 540 ==> Validating source files with sha256sums... gmic-3.2.4.1-patched.tar.xz ... Passed gmic-3.2.4.1-patched.tar.xz.asc ... Skipped ==> Verifying source file signatures with gpg... gmic-3.2.4.1-patched.tar.xz ... FAILED (unknown public key 1C0AC928F0A878D1) ==> ERROR: One or more PGP signatures could not be verified! ==> ERROR: Could not download sources.