$ git clone -n https://src.fedoraproject.org/rpms/R-isoband.git /var/lib/mock/f37-build-641771-72037/root/chroot_tmpdir/scmroot/R-isoband
Cloning into '/var/lib/mock/f37-build-641771-72037/root/chroot_tmpdir/scmroot/R-isoband'...
$ git reset --hard a6be11e807b885c58045939f55412694a86b64e5
HEAD is now at a6be11e Switch bootstrap -> suggests to avoid checking those, package R-sf not available