$ git clone -n https://src.fedoraproject.org/rpms/scim-pinyin.git /var/lib/mock/f39-build-1501919-34880/root/chroot_tmpdir/scmroot/scim-pinyin
Cloning into '/var/lib/mock/f39-build-1501919-34880/root/chroot_tmpdir/scmroot/scim-pinyin'...
$ git fetch origin 91da8aa0ad39ea91b58405db18d15cb8c9cf7d60:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/scim-pinyin
 * [new ref]         91da8aa0ad39ea91b58405db18d15cb8c9cf7d60 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 91da8aa Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild