$ git clone -n https://src.fedoraproject.org/rpms/php-pecl-apcu.git /var/lib/mock/f40-build-2239742-53623/root/chroot_tmpdir/scmroot/php-pecl-apcu
Cloning into '/var/lib/mock/f40-build-2239742-53623/root/chroot_tmpdir/scmroot/php-pecl-apcu'...
$ git fetch origin 936dd387521c122646f615bfcad473ff33c4bb39:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-pecl-apcu
 * [new ref]         936dd387521c122646f615bfcad473ff33c4bb39 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 936dd38 v5.1.23