$ git clone -n https://src.fedoraproject.org/rpms/xdg-desktop-portal-kde.git /var/lib/mock/f40-build-2567668-62195/root/chroot_tmpdir/scmroot/xdg-desktop-portal-kde
Cloning into '/var/lib/mock/f40-build-2567668-62195/root/chroot_tmpdir/scmroot/xdg-desktop-portal-kde'...
$ git fetch origin bb729456b80bbfe5e455bddbae65932a240b09b1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xdg-desktop-portal-kde
 * [new ref]         bb729456b80bbfe5e455bddbae65932a240b09b1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bb72945 6.0.2