$ git clone -n https://gitee.com/zhangwenlong01/libexif.git /var/lib/mock/dist-an23-build-506125-74854/root/chroot_tmpdir/scmroot/libexif
Cloning into '/var/lib/mock/dist-an23-build-506125-74854/root/chroot_tmpdir/scmroot/libexif'...
$ git fetch origin a600ff78eee57815ac2b9c0339732dba270d89d4:KOJI_FETCH_HEAD
From https://gitee.com/zhangwenlong01/libexif
 * [new ref]         a600ff78eee57815ac2b9c0339732dba270d89d4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a600ff7 rebuild for loongarch64