$ git clone -n https://src.fedoraproject.org/rpms/python-requests-kerberos.git /var/lib/mock/f40-build-2223320-52739/root/chroot_tmpdir/scmroot/python-requests-kerberos
Cloning into '/var/lib/mock/f40-build-2223320-52739/root/chroot_tmpdir/scmroot/python-requests-kerberos'...
$ git fetch origin f28fc51b47f1697520df2fbb40612947f206ae24:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-requests-kerberos
 * [new ref]         f28fc51b47f1697520df2fbb40612947f206ae24 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f28fc51 Convert to pyproject macros