$ git clone -n https://src.fedoraproject.org/rpms/deepin-calculator.git /var/lib/mock/f31-build-68102-30155/root/chroot_tmpdir/scmroot/deepin-calculator
Cloning into '/var/lib/mock/f31-build-68102-30155/root/chroot_tmpdir/scmroot/deepin-calculator'...
$ git reset --hard b8b7a96a319d63a02adb2738ae6da9d8dab30868
HEAD is now at b8b7a96 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild