$ git clone -n https://src.fedoraproject.org/rpms/python-coverage.git /var/lib/mock/f45-build-30132-643/root/chroot_tmpdir/scmroot/python-coverage
Cloning into '/var/lib/mock/f45-build-30132-643/root/chroot_tmpdir/scmroot/python-coverage'...
$ git fetch origin daf07ddbd516c04a165b41f0dd786f33edd9f679:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-coverage
 * [new ref]         daf07ddbd516c04a165b41f0dd786f33edd9f679 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at daf07dd 7.15.4