$ git clone -n https://src.fedoraproject.org/rpms/xdg-desktop-portal-kde.git /var/lib/mock/f40-build-804736-144605/root/chroot_tmpdir/scmroot/xdg-desktop-portal-kde
Cloning into '/var/lib/mock/f40-build-804736-144605/root/chroot_tmpdir/scmroot/xdg-desktop-portal-kde'...
$ git fetch origin 1ea88a84463699f48d3eee1730ef7179e3f960e6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xdg-desktop-portal-kde
 * [new ref]         1ea88a84463699f48d3eee1730ef7179e3f960e6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1ea88a8 6.0.3