$ git clone -n https://src.fedoraproject.org/rpms/qt6-qtpositioning.git /var/lib/mock/f38-build-side-42-init-devel-662393-26635/root/chroot_tmpdir/scmroot/qt6-qtpositioning
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-662393-26635/root/chroot_tmpdir/scmroot/qt6-qtpositioning'...
$ git fetch origin 126462adaf8a654c509c26b5846eb75683b04cc4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qtpositioning
 * [new ref]         126462adaf8a654c509c26b5846eb75683b04cc4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 126462a 6.4.3