==> Synchronizing chroot copy [/home/alhp/workspace/chroot/root] -> [build_5733b01c-5488-425d-97b5-26958b1e1bfd]...done ==> Making package: libpng 1.6.47-1.1 (Wed Feb 19 10:24:44 2025) ==> Retrieving sources... -> Cloning libpng git repo... Cloning into bare repository '/home/alhp/workspace/build/x86-64-v4/libpng-1.6.47-1/libpng'... ==> Validating source files with sha256sums... libpng ... Passed ==> Verifying source file signatures with gpg... libpng git repo ... FAILED (unknown public key B292C64843FF5BCF) ==> ERROR: One or more PGP signatures could not be verified! ==> ERROR: Could not download sources.