$ git clone -n https://gitee.com/src-anolis-os/pcre.git /var/lib/mock/dist-an23-loongarch-build-309732-66339/root/chroot_tmpdir/scmroot/pcre
Cloning into '/var/lib/mock/dist-an23-loongarch-build-309732-66339/root/chroot_tmpdir/scmroot/pcre'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/pcre
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5e73a14 !6 fix build error for loongarch64 Merge pull request !6 from zhangwenlong01/a23