$ git clone -n https://src.fedoraproject.org/rpms/vdrift.git /var/lib/mock/f31-build-89663-32104/root/chroot_tmpdir/scmroot/vdrift
Cloning into '/var/lib/mock/f31-build-89663-32104/root/chroot_tmpdir/scmroot/vdrift'...
$ git reset --hard f6a085689859d52df31e78561c5469d6e9cb4c02
HEAD is now at f6a0856 Fix FTBFS.