$ git clone -n https://src.fedoraproject.org/rpms/golang-github-hetznercloud-hcloud.git /var/lib/mock/f40-build-2524380-61810/root/chroot_tmpdir/scmroot/golang-github-hetznercloud-hcloud
Cloning into '/var/lib/mock/f40-build-2524380-61810/root/chroot_tmpdir/scmroot/golang-github-hetznercloud-hcloud'...
$ git fetch origin 26ab872d6b903b5aeef8761bdc59986359a3c91a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-hetznercloud-hcloud
 * [new ref]         26ab872d6b903b5aeef8761bdc59986359a3c91a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 26ab872 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild