$ git clone -n https://src.fedoraproject.org/rpms/python-colcon-override-check.git /var/lib/mock/f45-build-30001-642/root/chroot_tmpdir/scmroot/python-colcon-override-check
Cloning into '/var/lib/mock/f45-build-30001-642/root/chroot_tmpdir/scmroot/python-colcon-override-check'...
$ git fetch origin e2842970d2a548db86f43fc06a2c19e756bc3ca6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-colcon-override-check
 * [new ref]         e2842970d2a548db86f43fc06a2c19e756bc3ca6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e284297 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild