$ git clone -n https://gitee.com/mo-qingliang/pcre2.git /var/lib/mock/dist-an23-build-441742-73171/root/chroot_tmpdir/scmroot/pcre2
Cloning into '/var/lib/mock/dist-an23-build-441742-73171/root/chroot_tmpdir/scmroot/pcre2'...
$ git fetch origin 272b1c1d0e52effa4569ce845d1c6446912dbd3b:KOJI_FETCH_HEAD
From https://gitee.com/mo-qingliang/pcre2
 * [new ref]         272b1c1d0e52effa4569ce845d1c6446912dbd3b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 272b1c1 fix build error for riscv64