$ git clone -n https://src.fedoraproject.org/rpms/erlang-sext.git /var/lib/mock/f42-build-3272940-41309/root/chroot_tmpdir/scmroot/erlang-sext
Cloning into '/var/lib/mock/f42-build-3272940-41309/root/chroot_tmpdir/scmroot/erlang-sext'...
$ git fetch origin 63f0e91b1b3ac9f464d8cddfba3de4ee4a30a854:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/erlang-sext
 * [new ref]         63f0e91b1b3ac9f464d8cddfba3de4ee4a30a854 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 63f0e91 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild