$ git clone -n https://gitee.com/sys0613/pcre.git /var/lib/mock/dist-an23-build-273883-64217/root/chroot_tmpdir/scmroot/pcre
Cloning into '/var/lib/mock/dist-an23-build-273883-64217/root/chroot_tmpdir/scmroot/pcre'...
$ git fetch origin a3f02549673d227a6dad79dfbebbe2608dad9890:KOJI_FETCH_HEAD
From https://gitee.com/sys0613/pcre
 * [new ref]         a3f02549673d227a6dad79dfbebbe2608dad9890 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a3f0254 build: support loongarch64