==> Synchronizing chroot copy [/home/alhp/workspace/chroot/root] -> [build_2bcb23f6-c4c7-4045-925e-b919ff39f590]...done
==> Making package: libpng 1.6.53-1.1 (Mon Dec  8 13:51:41 2025)
==> Retrieving sources...
  -> Cloning libpng git repo...
Cloning into bare repository '/home/alhp/workspace/build/x86-64-v4/libpng-1.6.53-1/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.