$ git clone -n https://src.fedoraproject.org/rpms/kf6-kjobwidgets.git /var/lib/mock/f41-build-849355-164873/root/chroot_tmpdir/scmroot/kf6-kjobwidgets
Cloning into '/var/lib/mock/f41-build-849355-164873/root/chroot_tmpdir/scmroot/kf6-kjobwidgets'...
$ git fetch origin 7b11b184cad23e02bd15eb5e626e26a7a2d8a9f4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kjobwidgets
 * [new ref]         7b11b184cad23e02bd15eb5e626e26a7a2d8a9f4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7b11b18 6.6.0