$ git clone -n https://src.fedoraproject.org/rpms/python-pdm-backend.git /var/lib/mock/f41-build-side-2-python-2685882-30104/root/chroot_tmpdir/scmroot/python-pdm-backend
Cloning into '/var/lib/mock/f41-build-side-2-python-2685882-30104/root/chroot_tmpdir/scmroot/python-pdm-backend'...
$ git fetch origin 2207bccd1ecb3703d93b810d696a4be0da443479:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pdm-backend
 * [new ref]         2207bccd1ecb3703d93b810d696a4be0da443479 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2207bcc Update to 2.3.3 (rhbz#2298054)