$ git clone -n https://src.fedoraproject.org/rpms/rust-gimoji.git /var/lib/mock/f40-build-2402196-60556/root/chroot_tmpdir/scmroot/rust-gimoji
Cloning into '/var/lib/mock/f40-build-2402196-60556/root/chroot_tmpdir/scmroot/rust-gimoji'...
$ git fetch origin 06213bb8410050c4d5196f89150e1e0ef2ccf22f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gimoji
 * [new ref]         06213bb8410050c4d5196f89150e1e0ef2ccf22f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 06213bb Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild