$ git clone -n https://src.fedoraproject.org/rpms/R-rematch2.git /var/lib/mock/f37-build-side-32-misc-devel-326262-15270/root/chroot_tmpdir/scmroot/R-rematch2
Cloning into '/var/lib/mock/f37-build-side-32-misc-devel-326262-15270/root/chroot_tmpdir/scmroot/R-rematch2'...
$ git reset --hard 1a720bc7bc34d5f5f661c6a8ac67fa5c67e33865
HEAD is now at 1a720bc Disable bootstrap