$ git clone -n https://src.fedoraproject.org/rpms/ibus-cangjie.git /var/lib/mock/f40-build-1737318-24672/root/chroot_tmpdir/scmroot/ibus-cangjie
Cloning into '/var/lib/mock/f40-build-1737318-24672/root/chroot_tmpdir/scmroot/ibus-cangjie'...
$ git fetch origin 50a9b13cbe84b12a41ffd2e6819992984276735c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ibus-cangjie
 * [new ref]         50a9b13cbe84b12a41ffd2e6819992984276735c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 50a9b13 This is the fixed 2.4.1 package 🎉