$ git clone -n https://gitee.com/mgb01105731/kexec-tools_1.git /var/lib/mock/dist-an23-build-539367-84229/root/chroot_tmpdir/scmroot/kexec-tools_1
Cloning into '/var/lib/mock/dist-an23-build-539367-84229/root/chroot_tmpdir/scmroot/kexec-tools_1'...
$ git fetch origin 6cd8ea51d099f88ef51c19b147b1beef4ffdeb58:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/kexec-tools_1
 * [new ref]         6cd8ea51d099f88ef51c19b147b1beef4ffdeb58 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6cd8ea5 test