$ git clone -n https://src.fedoraproject.org/rpms/ilmbase.git /var/lib/mock/f41-build-830313-156466/root/chroot_tmpdir/scmroot/ilmbase
Cloning into '/var/lib/mock/f41-build-830313-156466/root/chroot_tmpdir/scmroot/ilmbase'...
$ git fetch origin e6fed1922b6d43d1e9f40dd1a2bf4ccc774df611:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ilmbase
 * [new ref]         e6fed1922b6d43d1e9f40dd1a2bf4ccc774df611 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e6fed19 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild