$ git clone -n https://src.fedoraproject.org/rpms/rust-anyhow.git /var/lib/mock/f40-build-2389556-60521/root/chroot_tmpdir/scmroot/rust-anyhow
Cloning into '/var/lib/mock/f40-build-2389556-60521/root/chroot_tmpdir/scmroot/rust-anyhow'...
$ git fetch origin a2ba10654caa99437ae2a4f3320b905b897d3a52:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-anyhow
 * [new ref]         a2ba10654caa99437ae2a4f3320b905b897d3a52 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a2ba106 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild