The new Ensembl marts for release 103 are now live on www.ensembl.org. If you are using biomaRt, you can change your host to access our most recent data:
ensemblmart103 <- useEnsembl(biomart=“ensembl")
PS: if you want force one previous version you can use: ensembl_101 <- useEnsembl(biomart = "ensembl", version = 101)
On behalf of Ensembl Team.