$ git clone -n https://src.fedoraproject.org/rpms/rubygem-unicode.git /var/lib/mock/f41-build-819857-151948/root/chroot_tmpdir/scmroot/rubygem-unicode
Cloning into '/var/lib/mock/f41-build-819857-151948/root/chroot_tmpdir/scmroot/rubygem-unicode'...
$ git fetch origin e1e1c0cdb3f18824b3b5e9835c08e6e28773383c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rubygem-unicode
 * [new ref]         e1e1c0cdb3f18824b3b5e9835c08e6e28773383c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e1e1c0c Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild