$ git clone -n https://src.fedoraproject.org/rpms/kf6-kwallet.git /var/lib/mock/f42-build-side-1-3586273-46915/root/chroot_tmpdir/scmroot/kf6-kwallet
Cloning into '/var/lib/mock/f42-build-side-1-3586273-46915/root/chroot_tmpdir/scmroot/kf6-kwallet'...
$ git fetch origin dcd401c5c9cd32f9b13f32bdc0382ff8056ff131:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kwallet
 * [new ref]         dcd401c5c9cd32f9b13f32bdc0382ff8056ff131 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dcd401c 6.16.0