$ git clone -n https://src.fedoraproject.org/rpms/kf5-kwallet.git /var/lib/mock/f40-build-1789279-24852/root/chroot_tmpdir/scmroot/kf5-kwallet
Cloning into '/var/lib/mock/f40-build-1789279-24852/root/chroot_tmpdir/scmroot/kf5-kwallet'...
$ git fetch origin 06794366ea4417d92eeebe2e686c0805b4042483:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-kwallet
 * [new ref]         06794366ea4417d92eeebe2e686c0805b4042483 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0679436 5.116.0