$ git clone -n https://src.fedoraproject.org/rpms/tlpi.git /var/lib/mock/f39-build-1964939-43286/root/chroot_tmpdir/scmroot/tlpi
Cloning into '/var/lib/mock/f39-build-1964939-43286/root/chroot_tmpdir/scmroot/tlpi'...
$ git fetch origin e285db71b0b044058dc31d8a89c4e7dc08bb0d19:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tlpi
 * [new ref]         e285db71b0b044058dc31d8a89c4e7dc08bb0d19 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e285db7 Update to version 231120