$ git clone -n https://src.fedoraproject.org/rpms/kf6-ktextwidgets.git /var/lib/mock/f42-build-side-1-3586249-46914/root/chroot_tmpdir/scmroot/kf6-ktextwidgets
Cloning into '/var/lib/mock/f42-build-side-1-3586249-46914/root/chroot_tmpdir/scmroot/kf6-ktextwidgets'...
$ git fetch origin 904df28d8fc575f732a269440ecd8a2a7a4bb602:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-ktextwidgets
 * [new ref]         904df28d8fc575f732a269440ecd8a2a7a4bb602 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 904df28 6.16.0