$ git clone -n https://src.fedoraproject.org/rpms/R-simmer.git /var/lib/mock/f31-build-50798-27436/root/chroot_tmpdir/scmroot/R-simmer
Cloning into '/var/lib/mock/f31-build-50798-27436/root/chroot_tmpdir/scmroot/R-simmer'...
$ git reset --hard 519784e0ea97b07c3152ade6f378213f6a2433b1
HEAD is now at 519784e Update to 4.2.2