$ git clone -n https://src.fedoraproject.org/rpms/yarnpkg.git /var/lib/mock/f41-build-837358-159043/root/chroot_tmpdir/scmroot/yarnpkg
Cloning into '/var/lib/mock/f41-build-837358-159043/root/chroot_tmpdir/scmroot/yarnpkg'...
$ git fetch origin 1e61f5aca8cc233ec52d9a84474760fa855c18d2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/yarnpkg
 * [new ref]         1e61f5aca8cc233ec52d9a84474760fa855c18d2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1e61f5a Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild