$ git clone -n https://src.fedoraproject.org/rpms/virtualbox-guest-additions.git /var/lib/mock/f33-build-533796-64810/root/chroot_tmpdir/scmroot/virtualbox-guest-additions
Cloning into '/var/lib/mock/f33-build-533796-64810/root/chroot_tmpdir/scmroot/virtualbox-guest-additions'...
$ git reset --hard 916d814ff4adb7cb983fdf82e405782922f78ee3
HEAD is now at 916d814 Update to 6.1.18 (#1918032)