$ git clone -n https://src.fedoraproject.org/rpms/python-dirty-equals.git /var/lib/mock/f40-build-2436092-60794/root/chroot_tmpdir/scmroot/python-dirty-equals
Cloning into '/var/lib/mock/f40-build-2436092-60794/root/chroot_tmpdir/scmroot/python-dirty-equals'...
$ git fetch origin 6966fa0db47fd15911ef5080db3260973a748c9f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-dirty-equals
 * [new ref]         6966fa0db47fd15911ef5080db3260973a748c9f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6966fa0 Add a bootstrap conditional