$ git clone -n https://src.fedoraproject.org/rpms/R-vctrs.git /var/lib/mock/f33-build-378507-61851/root/chroot_tmpdir/scmroot/R-vctrs
Cloning into '/var/lib/mock/f33-build-378507-61851/root/chroot_tmpdir/scmroot/R-vctrs'...
$ git reset --hard 6ce127582c08f2f3083b7c25cb51f33dd91fa82d
HEAD is now at 6ce1275 Update to latest version.