$ git clone -n https://src.fedoraproject.org/rpms/python-intern.git /var/lib/mock/f42-build-58922613-6569266/root/chroot_tmpdir/scmroot/python-intern
Cloning into '/var/lib/mock/f42-build-58922613-6569266/root/chroot_tmpdir/scmroot/python-intern'...
$ git fetch origin abbd04139bcc63f036b5c72e9eb9258f5f563a46:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-intern
 * [new ref]         abbd04139bcc63f036b5c72e9eb9258f5f563a46 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at abbd041 Update to 1.4.2 (close RHBZ#2361023)