$ git clone -n https://src.fedoraproject.org/rpms/libasyncns.git /var/lib/mock/f39-build-1915596-42892/root/chroot_tmpdir/scmroot/libasyncns
Cloning into '/var/lib/mock/f39-build-1915596-42892/root/chroot_tmpdir/scmroot/libasyncns'...
$ git fetch origin 741d667a3e89cd040f5edeb165d037cb3636719e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libasyncns
 * [new ref]         741d667a3e89cd040f5edeb165d037cb3636719e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 741d667 migrate to SPDX license format