$ git clone -n https://src.fedoraproject.org/rpms/phoc.git /var/lib/mock/f42-build-side-1-3588386-46945/root/chroot_tmpdir/scmroot/phoc
Cloning into '/var/lib/mock/f42-build-side-1-3588386-46945/root/chroot_tmpdir/scmroot/phoc'...
$ git fetch origin 9fcbddda96953dfd4b17e94fef5bd1eca9f4a0d1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/phoc
 * [new ref]         9fcbddda96953dfd4b17e94fef5bd1eca9f4a0d1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9fcbddd Upstream release 0.48.0 (fedora#2375534)