$ git clone -n https://src.fedoraproject.org/rpms/python-pydantic-core.git /var/lib/mock/f41-build-815251-149434/root/chroot_tmpdir/scmroot/python-pydantic-core
Cloning into '/var/lib/mock/f41-build-815251-149434/root/chroot_tmpdir/scmroot/python-pydantic-core'...
$ git fetch origin 84c78c1c87d3e197cc51b2c52a0d11e380de898c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pydantic-core
 * [new ref]         84c78c1c87d3e197cc51b2c52a0d11e380de898c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 84c78c1 Update to 2.20.1