$ git clone -n https://src.fedoraproject.org/rpms/R-vctrs.git /var/lib/mock/f33-build-213131-48415/root/chroot_tmpdir/scmroot/R-vctrs
Cloning into '/var/lib/mock/f33-build-213131-48415/root/chroot_tmpdir/scmroot/R-vctrs'...
$ git reset --hard f9f8f4ebfdffe2e6136d2b0b116632009fa6ddb9
HEAD is now at f9f8f4e Update to latest version.