$ git clone -n https://src.fedoraproject.org/rpms/tpm2-tss.git /var/lib/mock/f39-build-1495822-34545/root/chroot_tmpdir/scmroot/tpm2-tss
Cloning into '/var/lib/mock/f39-build-1495822-34545/root/chroot_tmpdir/scmroot/tpm2-tss'...
$ git fetch origin 9c3d6ab09f5400664f709156bcec1ed38f216dbf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tpm2-tss
 * [new ref]         9c3d6ab09f5400664f709156bcec1ed38f216dbf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9c3d6ab Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild