==> Synchronizing chroot copy [/home/alhp/workspace/chroot/root] -> [build_a06fc086-0a0b-4416-a3d0-1fa10c259cd8]...done ==> Making package: libcap 2.71-1.1 (Sun Dec 15 03:05:01 2024) ==> Retrieving sources... -> Cloning libcap git repo... Cloning into bare repository '/home/alhp/workspace/build/x86-64-v4/libcap-2.71-1/libcap'... -> Found libcap-2.71-cgo-flags.patch ==> Validating source files with sha512sums... libcap ... Passed libcap-2.71-cgo-flags.patch ... Passed ==> Validating source files with b2sums... libcap ... Passed libcap-2.71-cgo-flags.patch ... Passed ==> Verifying source file signatures with gpg... libcap git repo ... FAILED (unknown public key 430C5CFF993116B1) ==> ERROR: One or more PGP signatures could not be verified! ==> ERROR: Could not download sources.