$ git clone -n https://src.fedoraproject.org/rpms/python-dirty-equals.git /var/lib/mock/f39-build-1605029-38598/root/chroot_tmpdir/scmroot/python-dirty-equals
Cloning into '/var/lib/mock/f39-build-1605029-38598/root/chroot_tmpdir/scmroot/python-dirty-equals'...
$ git fetch origin f534bb465e753ef0e52d09af895703a42b0480fc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-dirty-equals
 * [new ref]         f534bb465e753ef0e52d09af895703a42b0480fc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f534bb4 Update to 0.7.0