$ git clone -n https://src.fedoraproject.org/rpms/php-nikic-php-parser5.git /var/lib/mock/f45-build-28018-627/root/chroot_tmpdir/scmroot/php-nikic-php-parser5
Cloning into '/var/lib/mock/f45-build-28018-627/root/chroot_tmpdir/scmroot/php-nikic-php-parser5'...
$ git fetch origin 55cec3fcbe0b43409ebd61ce7901812ee02d2b4a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-nikic-php-parser5
 * [new ref]         55cec3fcbe0b43409ebd61ce7901812ee02d2b4a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 55cec3f define RPM_NIKIC_PHP_PARSER_VERSION in autoloader