$ git clone -n https://src.fedoraproject.org/rpms/pcm.git /var/lib/mock/f39-build-2560904-62096/root/chroot_tmpdir/scmroot/pcm
Cloning into '/var/lib/mock/f39-build-2560904-62096/root/chroot_tmpdir/scmroot/pcm'...
$ git fetch origin fea0b9a9638525dc9ee72f7a6b19b89df61f44ef:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pcm
 * [new ref]         fea0b9a9638525dc9ee72f7a6b19b89df61f44ef -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fea0b9a update to 202403 version