$ git clone -n https://src.fedoraproject.org/rpms/rust-unic-ucd-common.git /var/lib/mock/f38-build-side-43-rust-devel-1412048-31437/root/chroot_tmpdir/scmroot/rust-unic-ucd-common
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1412048-31437/root/chroot_tmpdir/scmroot/rust-unic-ucd-common'...
$ git fetch origin c25bbd4922d3c965f2f9c63adf78eaa4f46da921:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-unic-ucd-common
 * [new ref]         c25bbd4922d3c965f2f9c63adf78eaa4f46da921 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c25bbd4 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild