$ git clone -n https://src.fedoraproject.org/rpms/obfs4.git /var/lib/mock/f37-build-side-32-misc-devel-310347-14996/root/chroot_tmpdir/scmroot/obfs4
Cloning into '/var/lib/mock/f37-build-side-32-misc-devel-310347-14996/root/chroot_tmpdir/scmroot/obfs4'...
$ git reset --hard 8aa1ee3c2ebcf5c32953d2d8bd9cde04a1fefa9f
HEAD is now at 8aa1ee3 Fix git tag