$ git clone -n https://src.fedoraproject.org/rpms/python-cattrs.git /var/lib/mock/f40-build-2501956-61689/root/chroot_tmpdir/scmroot/python-cattrs
Cloning into '/var/lib/mock/f40-build-2501956-61689/root/chroot_tmpdir/scmroot/python-cattrs'...
$ git fetch origin 40b291e9df87a9bd2c81a1f57d5850142362a7d9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-cattrs
 * [new ref]         40b291e9df87a9bd2c81a1f57d5850142362a7d9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 40b291e Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild