$ git clone -n https://src.fedoraproject.org/rpms/xfce4-taskmanager.git /var/lib/mock/f31-build-101132-33356/root/chroot_tmpdir/scmroot/xfce4-taskmanager
Cloning into '/var/lib/mock/f31-build-101132-33356/root/chroot_tmpdir/scmroot/xfce4-taskmanager'...
$ git reset --hard ca4e6b8bf9cd8c8c9c702fed1cd73134cd84871b
HEAD is now at ca4e6b8 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild