This latter command takes longer because the vignette needs to be built.
References
Archer KJ, Seffernick AE, Sun, S, Zhang, Y. ordinalbayes: Fitting ordinal Bayesian regression models to high-dimensional data using R. STATS, 5(2), 371-384, 2022. https://doi.org/10.3390/stats5020021
Zhang Y, Archer KJ. Bayesian variable selection for high-dimensional data with an ordinal response: identifying genes associated with prognostic risk group in acute myeloid leukemia. BMC Bioinformatics, 22:539, 2021. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8565083/
Zhang Y, Archer KJ. Bayesian penalized cumulative logit model for high-dimensional data with an ordinal response. Statistics in Medicine, 40:1453-1481, 2021. https://pubmed.ncbi.nlm.nih.gov/33336826/