$ git clone -n https://src.fedoraproject.org/rpms/0install.git /var/lib/mock/f42-build-865891-173577/root/chroot_tmpdir/scmroot/0install
Cloning into '/var/lib/mock/f42-build-865891-173577/root/chroot_tmpdir/scmroot/0install'...
$ git fetch origin 97ec4d0e75902e09841c7de764055487afef384b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/0install
 * [new ref]         97ec4d0e75902e09841c7de764055487afef384b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 97ec4d0 OCaml 5.3.0 rebuild for Fedora 42