$ git clone -n https://src.fedoraproject.org/rpms/mpfr.git /var/lib/mock/f33-build-283195-51835/root/chroot_tmpdir/scmroot/mpfr
Cloning into '/var/lib/mock/f33-build-283195-51835/root/chroot_tmpdir/scmroot/mpfr'...
$ git reset --hard 40d31d279863d3b5f17cdb5774ede49ece79cb31
HEAD is now at 40d31d2 Update to MPFR version 4.1.0.  Drop all patches.