$ git clone -n https://src.fedoraproject.org/rpms/rust-zbase32.git /var/lib/mock/f39-build-1455903-32920/root/chroot_tmpdir/scmroot/rust-zbase32
Cloning into '/var/lib/mock/f39-build-1455903-32920/root/chroot_tmpdir/scmroot/rust-zbase32'...
$ git fetch origin 22bb5dcccd205551e474a736394c0f30176dc16e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-zbase32
 * [new ref]         22bb5dcccd205551e474a736394c0f30176dc16e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 22bb5dc Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild