$ git clone -n https://src.fedoraproject.org/rpms/libdxfrw.git /var/lib/mock/f42-build-3272251-41305/root/chroot_tmpdir/scmroot/libdxfrw
Cloning into '/var/lib/mock/f42-build-3272251-41305/root/chroot_tmpdir/scmroot/libdxfrw'...
$ git fetch origin e236d7a8d420b42bc610cf45e8040c8dbe86a55c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libdxfrw
 * [new ref]         e236d7a8d420b42bc610cf45e8040c8dbe86a55c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e236d7a Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild