$ git clone -n https://gitee.com/xzyang-anolis8/re2.git /var/lib/mock/dist-an23-dde-build-325113-68534/root/chroot_tmpdir/scmroot/re2
Cloning into '/var/lib/mock/dist-an23-dde-build-325113-68534/root/chroot_tmpdir/scmroot/re2'...
$ git fetch origin afa12a3d6e1787e878b3b0a8d875e448c670fad9:KOJI_FETCH_HEAD
From https://gitee.com/xzyang-anolis8/re2
 * [new ref]         afa12a3d6e1787e878b3b0a8d875e448c670fad9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at afa12a3 rebuild for qt