$ git clone -n https://src.fedoraproject.org/rpms/boinc-client.git /var/lib/mock/f31-build-75457-31279/root/chroot_tmpdir/scmroot/boinc-client
Cloning into '/var/lib/mock/f31-build-75457-31279/root/chroot_tmpdir/scmroot/boinc-client'...
$ git reset --hard 78cfa0dc346e770e246cc13d9cc0ebe5566cc9c4
HEAD is now at 78cfa0d - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild