$ git clone -n https://src.fedoraproject.org/rpms/kf6-kservice.git /var/lib/mock/f42-build-867830-175828/root/chroot_tmpdir/scmroot/kf6-kservice
Cloning into '/var/lib/mock/f42-build-867830-175828/root/chroot_tmpdir/scmroot/kf6-kservice'...
$ git fetch origin 8bb2d70642296bce9206ea7c3eacc229becbc21a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kservice
 * [new ref]         8bb2d70642296bce9206ea7c3eacc229becbc21a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8bb2d70 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild