$ git clone -n https://src.fedoraproject.org/rpms/nx-libs.git /var/lib/mock/f31-build-64002-29474/root/thebuilddir/tmp/scmroot/nx-libs
Cloning into '/var/lib/mock/f31-build-64002-29474/root/thebuilddir/tmp/scmroot/nx-libs'...
$ git reset --hard 667722d1df4adb198f3e487b8014adee18fa4676
HEAD is now at 667722d - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild