$ git clone -n https://src.fedoraproject.org/rpms/rust-sequoia-octopus-librnp.git /var/lib/mock/f42-build-side-1-3539445-46565/root/chroot_tmpdir/scmroot/rust-sequoia-octopus-librnp
Cloning into '/var/lib/mock/f42-build-side-1-3539445-46565/root/chroot_tmpdir/scmroot/rust-sequoia-octopus-librnp'...
$ git fetch origin 2b9939bc26280794a3232ee0b4cf8ae10c1c1905:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-sequoia-octopus-librnp
 * [new ref]         2b9939bc26280794a3232ee0b4cf8ae10c1c1905 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2b9939b Rebuild with sequoia-gpg-agent v0.6.1.