$ git clone -n https://src.fedoraproject.org/rpms/orthanc.git /var/lib/mock/f31-build-50199-27395/root/thebuilddir/tmp/scmroot/orthanc
Cloning into '/var/lib/mock/f31-build-50199-27395/root/thebuilddir/tmp/scmroot/orthanc'...
$ git reset --hard 270777ef9736c11fcff82778bc2afde9774ad168
HEAD is now at 270777e Rebuild (jsoncpp)