$ git clone -n https://src.fedoraproject.org/rpms/R-BiocGenerics.git /var/lib/mock/f37-build-side-32-misc-devel-128026-7376/root/chroot_tmpdir/scmroot/R-BiocGenerics
Cloning into '/var/lib/mock/f37-build-side-32-misc-devel-128026-7376/root/chroot_tmpdir/scmroot/R-BiocGenerics'...
$ git reset --hard 406bf9e303c949f3a5e117503fe5c0095a66ee83
HEAD is now at 406bf9e 0.42.0