$ git clone -n https://gitee.com/mgb01105731/dos2unix.git /var/lib/mock/dist-an23.3-build-420470-72884/root/chroot_tmpdir/scmroot/dos2unix
Cloning into '/var/lib/mock/dist-an23.3-build-420470-72884/root/chroot_tmpdir/scmroot/dos2unix'...
$ git fetch origin b56f51bbb86565936c6c009568010ce133c6dc25:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/dos2unix
 * [new ref]         b56f51bbb86565936c6c009568010ce133c6dc25 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b56f51b Update to 7.5.2 from 7.5.0