$ git clone -n https://src.fedoraproject.org/rpms/fcitx5-anthy.git /var/lib/mock/f45-build-8770-394/root/chroot_tmpdir/scmroot/fcitx5-anthy
Cloning into '/var/lib/mock/f45-build-8770-394/root/chroot_tmpdir/scmroot/fcitx5-anthy'...
$ git fetch origin 62f4fb08afed92d1adfcd11c020e5f178ce9a66e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fcitx5-anthy
 * [new ref]         62f4fb08afed92d1adfcd11c020e5f178ce9a66e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 62f4fb0 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild