$ git clone -n https://src.fedoraproject.org/rpms/pam-kwallet.git /var/lib/mock/f40-build-1179334-21865/root/chroot_tmpdir/scmroot/pam-kwallet
Cloning into '/var/lib/mock/f40-build-1179334-21865/root/chroot_tmpdir/scmroot/pam-kwallet'...
$ git fetch origin a0dd550da75f969ddef49975b6dc87d5fab1911b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pam-kwallet
 * [new ref]         a0dd550da75f969ddef49975b6dc87d5fab1911b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a0dd550 6.1.0