$ git clone -n https://src.fedoraproject.org/rpms/python-pyongc.git /var/lib/mock/f45-build-32325-659/root/chroot_tmpdir/scmroot/python-pyongc
Cloning into '/var/lib/mock/f45-build-32325-659/root/chroot_tmpdir/scmroot/python-pyongc'...
$ git fetch origin 2fcfe2cda9a0a27bcbdf9aeeee76a15a67f4a80b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pyongc
 * [new ref]         2fcfe2cda9a0a27bcbdf9aeeee76a15a67f4a80b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2fcfe2c Rebuilt with pyproject-rpm-macros 1.23.2+