$ git clone -n https://src.fedoraproject.org/rpms/python3-cangjie.git /var/lib/mock/f39-build-2114625-50680/root/chroot_tmpdir/scmroot/python3-cangjie
Cloning into '/var/lib/mock/f39-build-2114625-50680/root/chroot_tmpdir/scmroot/python3-cangjie'...
$ git fetch origin 4932e05c9854dcb346c737619ca491c8c7732a9a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python3-cangjie
 * [new ref]         4932e05c9854dcb346c737619ca491c8c7732a9a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4932e05 Allow to build with Cython 3.0.5