$ git clone -n https://src.fedoraproject.org/rpms/golang-github-agl-ed25519.git /var/lib/mock/f40-build-2443877-61153/root/chroot_tmpdir/scmroot/golang-github-agl-ed25519
Cloning into '/var/lib/mock/f40-build-2443877-61153/root/chroot_tmpdir/scmroot/golang-github-agl-ed25519'...
$ git fetch origin 25860b71580b817bff95a8536b48e2ffd533aea8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-agl-ed25519
 * [new ref]         25860b71580b817bff95a8536b48e2ffd533aea8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 25860b7 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild