$ git clone -n https://src.fedoraproject.org/rpms/fcitx5-qt.git /var/lib/mock/f40-build-2347615-60117/root/chroot_tmpdir/scmroot/fcitx5-qt
Cloning into '/var/lib/mock/f40-build-2347615-60117/root/chroot_tmpdir/scmroot/fcitx5-qt'...
$ git fetch origin 28a86bff33d9e86065a5aaeebc158561c107a39f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fcitx5-qt
 * [new ref]         28a86bff33d9e86065a5aaeebc158561c107a39f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 28a86bf Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild