$ git clone -n https://src.fedoraproject.org/rpms/R-flexiblas.git /var/lib/mock/f40-build-773806-127386/root/chroot_tmpdir/scmroot/R-flexiblas
Cloning into '/var/lib/mock/f40-build-773806-127386/root/chroot_tmpdir/scmroot/R-flexiblas'...
$ git reset --hard 35c8a3b830568755438e991b6c8867262db83f78
HEAD is now at 35c8a3b Update to 3.4.0