$ git clone -n https://src.fedoraproject.org/rpms/R-showtext.git /var/lib/mock/f37-build-644887-72244/root/chroot_tmpdir/scmroot/R-showtext
Cloning into '/var/lib/mock/f37-build-644887-72244/root/chroot_tmpdir/scmroot/R-showtext'...
$ git reset --hard a589cb6774ca46b1d4995fee7c1b00eb5942d040
HEAD is now at a589cb6 Disable build vignettes (uses Internet)