$ git clone -n https://src.fedoraproject.org/rpms/xdg-desktop-portal-kde.git /var/lib/mock/f40-build-1292899-23380/root/chroot_tmpdir/scmroot/xdg-desktop-portal-kde
Cloning into '/var/lib/mock/f40-build-1292899-23380/root/chroot_tmpdir/scmroot/xdg-desktop-portal-kde'...
$ git fetch origin c0f62659ca7d400b0f058a0f8098469dc66a743c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xdg-desktop-portal-kde
 * [new ref]         c0f62659ca7d400b0f058a0f8098469dc66a743c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c0f6265 Merge branch 'rawhide' into f40