$ git clone -n https://src.fedoraproject.org/rpms/R-dbplyr.git /var/lib/mock/f38-build-side-42-init-devel-663682-26641/root/chroot_tmpdir/scmroot/R-dbplyr
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-663682-26641/root/chroot_tmpdir/scmroot/R-dbplyr'...
$ git fetch origin 6605a1630e71da03790a95b7d231b6cecebe0649:KOJI_FETCH_HEAD
fatal: unable to access 'https://src.fedoraproject.org/rpms/R-dbplyr.git/': Error in the HTTP2 framing layer
$ git reset --hard 6605a1630e71da03790a95b7d231b6cecebe0649
HEAD is now at 6605a16 2.3.0