$ git clone -n https://src.fedoraproject.org/rpms/pamixer.git /var/lib/mock/f40-build-2674404-67705/root/chroot_tmpdir/scmroot/pamixer
Cloning into '/var/lib/mock/f40-build-2674404-67705/root/chroot_tmpdir/scmroot/pamixer'...
$ git fetch origin 5405439d102436647fcf52ff08c5652be8ba2c91:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pamixer
 * [new ref]         5405439d102436647fcf52ff08c5652be8ba2c91 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5405439 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild