$ git clone -n https://src.fedoraproject.org/rpms/maven-shared-incremental.git /var/lib/mock/f38-build-side-42-init-devel-733705-27628/root/chroot_tmpdir/scmroot/maven-shared-incremental
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-733705-27628/root/chroot_tmpdir/scmroot/maven-shared-incremental'...
$ git fetch origin 789eda17907ea0911d672ab45134af116f80334c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/maven-shared-incremental
 * [new ref]         789eda17907ea0911d672ab45134af116f80334c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 789eda1 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild