$ git clone -n https://src.fedoraproject.org/rpms/libQGLViewer.git /var/lib/mock/f31-build-67737-30083/root/chroot_tmpdir/scmroot/libQGLViewer
Cloning into '/var/lib/mock/f31-build-67737-30083/root/chroot_tmpdir/scmroot/libQGLViewer'...
$ git reset --hard e91293e58dccf4134658664db55133afbdbb19e4
HEAD is now at e91293e - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild