$ git clone -n https://src.fedoraproject.org/rpms/fbdesk.git /var/lib/mock/f31-build-66105-29815/root/chroot_tmpdir/scmroot/fbdesk
Cloning into '/var/lib/mock/f31-build-66105-29815/root/chroot_tmpdir/scmroot/fbdesk'...
$ git reset --hard b2764055388749438f471932e3f7a53d40ffbe3b
HEAD is now at b276405 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild