$ git clone -n https://src.fedoraproject.org/rpms/bash.git /var/lib/mock/f39-build-2319646-58319/root/chroot_tmpdir/scmroot/bash
Cloning into '/var/lib/mock/f39-build-2319646-58319/root/chroot_tmpdir/scmroot/bash'...
$ git fetch origin c4385d558b937f1804a1098dbfc93e56684e166c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/bash
 * [new ref]         c4385d558b937f1804a1098dbfc93e56684e166c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
Updating files:  52% (31/59)
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Updating files: 100% (59/59), done.
HEAD is now at c4385d5 Update to bash-5.2 patchlevel 26