$ git clone -n https://src.fedoraproject.org/rpms/pam-kwallet.git /var/lib/mock/f40-build-2400452-60553/root/chroot_tmpdir/scmroot/pam-kwallet
Cloning into '/var/lib/mock/f40-build-2400452-60553/root/chroot_tmpdir/scmroot/pam-kwallet'...
$ git fetch origin ad561a42ac0105efe2233e843608c691bfb854eb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pam-kwallet
 * [new ref]         ad561a42ac0105efe2233e843608c691bfb854eb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ad561a4 5.93.0