$ git clone -n https://src.fedoraproject.org/rpms/kddockwidgets.git /var/lib/mock/f38-build-side-42-init-devel-824942-28361/root/chroot_tmpdir/scmroot/kddockwidgets
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-824942-28361/root/chroot_tmpdir/scmroot/kddockwidgets'...
$ git fetch origin 0202d7c60104b10259677630f24c30e3593f9e2b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kddockwidgets
 * [new ref]         0202d7c60104b10259677630f24c30e3593f9e2b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0202d7c Rebuild for new Qt5 5.15.9.