$ git clone -n https://src.fedoraproject.org/rpms/pypy3.10.git /var/lib/mock/f41-build-side-1-2952751-35523/root/chroot_tmpdir/scmroot/pypy3.10
Cloning into '/var/lib/mock/f41-build-side-1-2952751-35523/root/chroot_tmpdir/scmroot/pypy3.10'...
$ git fetch origin cdf0c74022a3b2a03f758c4fb1b37c8fda7fd2b0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pypy3.10
 * [new ref]         cdf0c74022a3b2a03f758c4fb1b37c8fda7fd2b0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cdf0c74 Explicitly BuildRequire binutils-gold when using it