$ git clone -n https://src.fedoraproject.org/rpms/xorg-x11-server.git /var/lib/mock/f33-build-175879-44536/root/chroot_tmpdir/scmroot/xorg-x11-server
Cloning into '/var/lib/mock/f33-build-175879-44536/root/chroot_tmpdir/scmroot/xorg-x11-server'...
$ git reset --hard efa2d863b7718bf2a3559a438e4810eddb8bf985
HEAD is now at efa2d86 xserver 1.20.8