CMU-cabot github organizaion manages software/design related to CaBot, a suitcase-shaped autonomous robot. It consists of repositories developed from scratch by the member of organization and forked repositories for customization. Repositories created in this organization (not forked ones) may use the following DCO to manager certificate of origin and MIT license.
The developer need to add a Signed-off-by statement and thereby agrees to the DCO, which you can find below. You can add either -s or --signoff to your usual git commit commands. If Signed-off-by is attached to the commit message, it is regarded as agreed to the Developer's Certificate of Origin 1.1.
https://developercertificate.org/
Developer's Certificate of Origin 1.1
By making a contribution to this project, I certify that:
(a) The contribution was created in whole or in part by me and I
have the right to submit it under the open source license
indicated in the file; or
(b) The contribution is based upon previous work that, to the
best of my knowledge, is covered under an appropriate open
source license and I have the right under that license to
submit that work with modifications, whether created in whole
or in part by me, under the same open source license (unless
I am permitted to submit under a different license), as
Indicated in the file; or
(c) The contribution was provided directly to me by some other
person who certified (a), (b) or (c) and I have not modified
it.
(d) I understand and agree that this project and the contribution
are public and that a record of the contribution (including
all personal information I submit with it, including my
sign-off) is maintained indefinitely and may be redistributed
consistent with this project or the open source license(s)
involved.