$ git clone -n https://src.fedoraproject.org/rpms/xpra.git /var/lib/mock/f31-build-71547-30658/root/chroot_tmpdir/scmroot/xpra
Cloning into '/var/lib/mock/f31-build-71547-30658/root/chroot_tmpdir/scmroot/xpra'...
$ git reset --hard fec68cf4b6d32060da6abfd89fb441518bd024ae
HEAD is now at fec68cf Release to 2.5.3| Switch to Python3 definitively