$ git clone -n https://src.fedoraproject.org/rpms/libunicode.git /var/lib/mock/f41-build-1188995-22177/root/chroot_tmpdir/scmroot/libunicode
Cloning into '/var/lib/mock/f41-build-1188995-22177/root/chroot_tmpdir/scmroot/libunicode'...
$ git fetch origin 201535bfcc17b37c4eb0bbe2874ca5159036ab3f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libunicode
 * [new ref]         201535bfcc17b37c4eb0bbe2874ca5159036ab3f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 201535b enable packit only on fedora-rawhide