$ git clone -n https://src.fedoraproject.org/rpms/xfwm4.git /var/lib/mock/f31-build-71363-30619/root/thebuilddir/tmp/scmroot/xfwm4
Cloning into '/var/lib/mock/f31-build-71363-30619/root/thebuilddir/tmp/scmroot/xfwm4'...
$ git reset --hard 8e946cbe6d946da1e0189836195537f23f151aa3
HEAD is now at 8e946cb Update to 4.13.4