$ git clone -n https://src.fedoraproject.org/rpms/xorg-x11-xdm.git /var/lib/mock/f31-build-61089-28820/root/chroot_tmpdir/scmroot/xorg-x11-xdm
Cloning into '/var/lib/mock/f31-build-61089-28820/root/chroot_tmpdir/scmroot/xorg-x11-xdm'...
$ git reset --hard 5979a65e686a51abd32ef8c203d180715a699c33
HEAD is now at 5979a65 Rebuild for xtrans 1.4.0