$ git clone -n https://src.fedoraproject.org/rpms/python-setuptools_scm.git /var/lib/mock/f42-build-3156445-40823/root/chroot_tmpdir/scmroot/python-setuptools_scm
Cloning into '/var/lib/mock/f42-build-3156445-40823/root/chroot_tmpdir/scmroot/python-setuptools_scm'...
$ git fetch origin 258e96f0cb427d0b46fbc98a399ff0c74b313a9f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-setuptools_scm
 * [new ref]         258e96f0cb427d0b46fbc98a399ff0c74b313a9f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 258e96f Bootstrap for Python 3.13