$ git clone -n https://src.fedoraproject.org/rpms/R-Rmpfr.git /var/lib/mock/f40-build-738036-107628/root/chroot_tmpdir/scmroot/R-Rmpfr
Cloning into '/var/lib/mock/f40-build-738036-107628/root/chroot_tmpdir/scmroot/R-Rmpfr'...
$ git reset --hard 87f30f19ec2827c83b2a380a718c8beb5a826f5d
HEAD is now at 87f30f1 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild