$ git clone -n https://src.fedoraproject.org/rpms/js8call.git /var/lib/mock/f31-build-112714-34301/root/chroot_tmpdir/scmroot/js8call
Cloning into '/var/lib/mock/f31-build-112714-34301/root/chroot_tmpdir/scmroot/js8call'...
$ git reset --hard c70a384223ee5218e761dfd142c05f160e30952b
HEAD is now at c70a384 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild