$ git clone -n https://gitee.com/mgb01105731/gdk-pixbuf2_1.git /var/lib/mock/dist-an23.3-build-421337-72884/root/chroot_tmpdir/scmroot/gdk-pixbuf2_1
Cloning into '/var/lib/mock/dist-an23.3-build-421337-72884/root/chroot_tmpdir/scmroot/gdk-pixbuf2_1'...
$ git fetch origin 5b2052289dd6e1c427333a7b91ba16b5534b1841:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/gdk-pixbuf2_1
 * [new ref]         5b2052289dd6e1c427333a7b91ba16b5534b1841 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5b20522 Update to 2.42.12 from 2.42.10