$ git clone -n https://src.fedoraproject.org/rpms/fcitx5-anthy.git /var/lib/mock/f39-build-1582123-38104/root/chroot_tmpdir/scmroot/fcitx5-anthy
Cloning into '/var/lib/mock/f39-build-1582123-38104/root/chroot_tmpdir/scmroot/fcitx5-anthy'...
$ git fetch origin 05e973fdb4113ae15254985918e8707fcedab0e1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fcitx5-anthy
 * [new ref]         05e973fdb4113ae15254985918e8707fcedab0e1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 05e973f update to upstream release 5.1.2