$ git clone -n https://gitee.com/src-opencloudos-rpms/pcre.git /var/lib/mock/dist-oc9-build-250988-84056/root/chroot_tmpdir/scmroot/pcre
Cloning into '/var/lib/mock/dist-oc9-build-250988-84056/root/chroot_tmpdir/scmroot/pcre'...
$ git fetch origin ef26fb418ce7ff487bd94abf8273dacb79a16ae1:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/pcre
 * [new ref]         ef26fb418ce7ff487bd94abf8273dacb79a16ae1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ef26fb4 import pcre-8.45-10.tl4