$ git clone -n https://gitee.com/src-opencloudos-rpms/libexif.git /var/lib/mock/dist-oc9-build-240342-82687/root/chroot_tmpdir/scmroot/libexif
Cloning into '/var/lib/mock/dist-oc9-build-240342-82687/root/chroot_tmpdir/scmroot/libexif'...
$ git fetch origin 484f6522973ac70aa311dfad01bd33cd959bd417:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libexif
 * [new ref]         484f6522973ac70aa311dfad01bd33cd959bd417 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 484f652 import libexif-0.6.24-7.tl4