$ git clone -n https://src.fedoraproject.org/rpms/xdg-desktop-portal-kde.git /var/lib/mock/f42-build-side-1-3500751-45971/root/chroot_tmpdir/scmroot/xdg-desktop-portal-kde
Cloning into '/var/lib/mock/f42-build-side-1-3500751-45971/root/chroot_tmpdir/scmroot/xdg-desktop-portal-kde'...
$ git fetch origin 0df9211849f71e946c771269d3a67b236a03a70b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xdg-desktop-portal-kde
 * [new ref]         0df9211849f71e946c771269d3a67b236a03a70b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0df9211 Rebuild (qt6)