$ git clone -n https://src.fedoraproject.org/rpms/python-ssdeep.git /var/lib/mock/f42-build-side-1-3499826-45966/root/chroot_tmpdir/scmroot/python-ssdeep
Cloning into '/var/lib/mock/f42-build-side-1-3499826-45966/root/chroot_tmpdir/scmroot/python-ssdeep'...
$ git fetch origin c08140683907bc580a9b5efa4b10280f11df05dd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-ssdeep
 * [new ref]         c08140683907bc580a9b5efa4b10280f11df05dd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c081406 Remove pytest-runner from setup_requires