$ git clone -n https://src.fedoraproject.org/rpms/OpenEXR_Viewers.git /var/lib/mock/f31-build-73408-30965/root/chroot_tmpdir/scmroot/OpenEXR_Viewers
Cloning into '/var/lib/mock/f31-build-73408-30965/root/chroot_tmpdir/scmroot/OpenEXR_Viewers'...
$ git reset --hard d47fc4d3874f0a124220b7a9eb7e4b2ae11ce247
HEAD is now at d47fc4d - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild