$ git clone -n https://src.fedoraproject.org/rpms/lxtask.git /var/lib/mock/f38-build-side-42-init-devel-618848-26329/root/chroot_tmpdir/scmroot/lxtask
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-618848-26329/root/chroot_tmpdir/scmroot/lxtask'...
$ git fetch origin ca44a17a384e88d12112c36c26f08b29f9dea093:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lxtask
 * [new ref]         ca44a17a384e88d12112c36c26f08b29f9dea093 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ca44a17 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild