$ git clone -n https://src.fedoraproject.org/rpms/php-pecl-apcu.git /var/lib/mock/f41-build-808529-145919/root/chroot_tmpdir/scmroot/php-pecl-apcu
Cloning into '/var/lib/mock/f41-build-808529-145919/root/chroot_tmpdir/scmroot/php-pecl-apcu'...
$ git fetch origin 45839dce2731b2331b8063008c625b7e041175bf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-pecl-apcu
 * [new ref]         45839dce2731b2331b8063008c625b7e041175bf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 45839dc drop 32-bit support